SpamAssassin Filters for Email Hosting Spam Protection 

Key highlights 

• Learn how SpamAssassin protects your inbox from unwanted spam emails automatically. 
• Discover step-by-step instructions to enable and configure SpamAssassin effortlessly. 
• Understand how to adjust spam score settings for personalized email filtering protection. 
• Explore advanced techniques like custom rules and whitelisting to reduce false positives. 
• Know how to troubleshoot common issues when legitimate emails get marked as spam. 

Every day, billions of spam emails flood inboxes worldwide. They waste your time and put your security at risk. Some even trick you into clicking dangerous links. 

But here’s the good news. You don’t have to manually delete all these spam emails. 

SpamAssassin is a powerful email spam filter built right into your email hosting service. It automatically scans your incoming emails. It identifies spam before it reaches your inbox. And you can control exactly how it works. 

In this guide, you’ll learn everything about SpamAssassin filters and discover how to turn it on. You’ll learn how to adjust settings and master advanced configurations that protect your email without blocking important messages. 

Whether you’re running a small business or managing a blog, clean email matters. Let’s dive in and learn how to take control of your inbox. 

What are SpamAssassin filters? 

SpamAssassin is a free spam filter available in cPanel hosting. It scans every incoming email and assigns it a spam score. 

Think of it as a security guard for your inbox. Every email that arrives gets checked against hundreds of rules. These rules look for common spam patterns like suspicious links and misleading subject lines. 

Each suspicious element adds points to the email’s spam score. When the score exceeds your threshold, SpamAssassin marks the email as spam. You can then choose to delete it or move it to a spam folder. 

The beauty of SpamAssassin lies in its flexibility. You’re not stuck with default settings. You can adjust sensitivity levels. You can create custom rules. And you can whitelist trusted senders so their emails always get through. 

SpamAssassin uses multiple spam detection methods: 

• Header analysis to check sender authenticity 
• Body content scanning for spam keywords 
• Blacklist checking against known spam sources 
• Bayesian filtering that learns from your email patterns 
• DNS-based reputation scoring 

All this happens in seconds, completely automatically. You don’t need technical knowledge to benefit from it. 

Now that you understand what SpamAssassin does, let’s explore why you should use it. 

Benefits of using SpamAssassin filters 

SpamAssassin filters provide email hosting spam filtering to save you time and protect your business. They automatically block spam before it reaches your inbox. 

Here are the key benefits you’ll experience: 

1. Time savings 

You won’t waste hours sorting through junk mail. SpamAssassin handles filtering automatically. Your inbox stays clean and organized. 

2. Security protection 

Spam emails often contain phishing links and malware. SpamAssassin catches these threats. Your data and accounts stay safer. 

3. Better productivity 

A clean inbox helps you focus. You see only legitimate emails. Important messages don’t get buried under spam. 

4. Customizable control 

You decide what counts as spam. Adjust settings to match your needs. Create rules for specific situations. 

5. Free and built-in 

SpamAssassin comes with cPanel hosting at no extra cost. You don’t pay for additional spam filtering services. 

6. Learning capability 

SpamAssassin gets smarter over time. It learns from your email patterns. Filter accuracy improves automatically. 

7. Professional email management 

For businesses, spam filtering builds credibility. Clients receive your emails reliably. Your domain reputation stays protected. 

With these benefits in mind, you’re ready to enable SpamAssassin and start protecting your inbox. 

How to enable SpamAssassin in cPanel? 

Enabling SpamAssassin in cPanel takes just a few clicks. The process is simple and requires no technical expertise. 

Follow these steps to activate cPanel SpamAssassin: 

Step 1: Log into your cPanel account  

Open your web browser and navigate to your cPanel login page. Enter your username and password. Click the login button to access your dashboard. 

Step 2: Locate the Email section  

Scroll down your cPanel dashboard. Look for the section labeled ‘Email’. You’ll find several email-related tools here. 

Step 3: Click on Spam Filters  

Find the “Spam Filters” icon (formerly Apache SpamAssassin) within the Email section. Click on it to open the main configuration page. 

Step 4: Enable Process New Emails  

At the top of the page, you will see a toggle switch labeled “Process New Emails and Mark them as Spam”. Click this toggle switch and activate it. 

Step 5: Confirm activation 

Once toggled, you will see a green success notification in the upper right corner. The toggle will remain blue/green to indicate it is active.       

That’s it! SpamAssassin is now actively scanning your incoming emails. 

Quick verification tip: 

To verify SpamAssassin is working, check your email headers. Filtered emails will include SpamAssassin scoring information in the message headers. 

Now that SpamAssassin is enabled, let’s configure it for your specific email accounts. 

Configuring SpamAssassin for your email accounts 

Spam Filters work globally across your account once enabled, but you can fine-tune the settings to match your needs. 

Step 1: Adjust the spam score  

In the same “Spam Filters” menu, look for the section titled Spam Threshold Score. Click on “Spam Threshold Score” to change the sensitivity. 

Step 2: Enable auto-delete 

If you want to permanently delete messages that meet the spam criteria, toggle the “Automatically Delete New Spam” option to activate it. 

Note: Use this with caution, as you won’t be able to recover an email if it is mistakenly identified as spam. 

Step 3: Move spam to a separate folder  

To keep your inbox clean without deleting mail, enable “Move New Spam to a Separate Folder”. This allows you to review filtered mail in a folder named “spam” before it is eventually purged. 

Step 4: Configure advanced settings 

Scroll to the bottom and click “Show Additional Configurations”. Here you can: 

• Whitelist emails: Ensure specific senders are never marked as spam. 
• Blacklist emails: Ensure specific senders are always blocked. 

Step 5: Save your configuration  

Most modern cPanel themes save these settings automatically when you toggle the switches or update a field. However, if a “Save” or “Update” button appears after an adjustment, be sure to click it. 

Step 7: Test your configuration 

Send yourself a test email. Check if it arrives normally. Monitor your spam folder for a few days. Adjust settings if needed. 

With proper configuration in place, you’re ready to optimize SpamAssassin settings for maximum protection. 

Best SpamAssassin settings for optimal protection 

Finding the perfect balance between spam protection and email delivery requires careful tuning. The best settings depend on your email volume and needs. 

Here are recommended SpamAssassin settings for different scenarios: 

Small business owners: 

• Spam score threshold: 5.0 
• Auto-delete threshold: 10.0 
• Action: Move spam to folder 
• Whitelist: Add regular clients and suppliers 
• Check spam folder: Weekly 

High-volume email users: 

• Spam score threshold: 4.0 
• Auto-delete threshold: 8.0 
• Action: Delete spam automatically 
• Whitelist: Essential contacts only 
• Check spam folder: Daily for first week 

Cautious users who fear missing emails: 

• Spam score threshold: 6.0 
• Auto-delete threshold: 12.0 
• Action: Add [SPAM] tag to subject 
• Whitelist: All known contacts 
• Check spam folder: Daily 

These settings provide strong protection while minimizing false positives. But what if you need to turn SpamAssassin off? Let’s look at that next. 

How to disable SpamAssassin in cPanel? 

Disabling SpamAssassin is just as easy as enabling it. You might need to turn it off for troubleshooting or testing purposes. 

Here’s the simple process to disable cPanel SpamAssassin: 

Step 1: Log into your cPanel account  

Open your web browser and navigate to your cPanel login page. Enter your credentials and click the login button to access your dashboard. 

Step 2: Locate the Email section  

Scroll down to the ‘Email’ section of your cPanel dashboard. This is where all your mail management tools are housed. 

Step 3: Click on Spam Filters  

Look for the ‘Spam Filters’ icon and click on it. This will take you to the central control panel for your email filtering settings. 

Step 4: Deactivate the filter  

At the top of the page, find the toggle switch labeled “Process New Emails and Mark them as Spam”. Click the toggle to the Off position. 

Step 5: Confirm deactivation 

The toggle will turn grey, and a confirmation message will appear in the corner of your screen notifying you that the settings have been updated.   

Important considerations before disabling SpamAssassin 

Remember that disabling SpamAssassin removes all spam protection. Your inbox will receive every email, including spam. This can quickly overwhelm your mailbox. 

Consider these alternatives instead of complete disabling: 

• Adjust the spam score threshold higher 
• Disable auto-delete but keep filtering active 
• Whitelist specific senders causing problems 
• Change filter actions from delete to tag 

If you’re troubleshooting email delivery issues, try whitelisting first. Many delivery problems can be solved without disabling the entire system. 

Only disable SpamAssassin temporarily for testing. Re-enable it as soon as testing is complete. Your email security depends on active spam filtering. 

While SpamAssassin is powerful, Bluehost offers additional email protection features that work alongside it. 

How can Bluehost protect your email from spam emails? 

Bluehost Professional Email provides comprehensive spam protection beyond basic SpamAssassin filtering. It combines multiple security layers to keep your inbox clean and secure. 

Here’s what makes Bluehost email protection stand out: 

1. Advanced spam filtering technology 

Bluehost email uses enterprise-grade spam filters. These filters catch threats that basic systems miss. You get protection comparable to large corporate email systems. 

2. Real-time threat detection 

The system monitors global spam trends continuously. New spam patterns get blocked immediately. You’re protected from zero-day spam attacks. 

3. Virus and malware scanning 

Every email attachment gets scanned automatically. Infected files are quarantined before reaching you. Your computer stays safe from email-based threats. 

4. Phishing protection 

Sophisticated algorithms detect phishing attempts. Fake banking emails and scam messages get filtered. Your personal information stays protected. 

Professional email features: 

• Custom domain email addresses 
• Upto 50 GB mailbox storage per account 
• Calendar and contacts integration 
• Business auto-reply 
• One-click import of existing emails & contacts 
• 24/7 human support 

Bluehost Professional Email gives you enterprise-level protection with simple management. Perfect for small businesses and growing websites. 

For users who need even more control, advanced SpamAssassin configurations unlock powerful filtering capabilities. 

Advanced SpamAssassin configuration 

Advanced configurations let you customize SpamAssassin to your exact needs. These settings give you precise control over spam filtering behavior. 

Before diving into advanced settings, understand that default configurations work well for most users. Only adjust advanced settings if you have specific requirements. Always test changes with a single email account first. 

Advanced configuration involves three main areas: score adjustments, list management and custom rules. Each area offers powerful customization options. 

Let’s explore each configuration area in detail. 

1. Adjusting spam score settings for your needs 

Spam score adjustments determine exactly when emails get marked as spam. Fine-tuning these scores improves filtering accuracy for your specific situation. 

SpamAssassin assigns point values to different spam indicators. You can modify these values to match your preferences. 

Understanding spam scores: 

Each spam test adds or subtracts points. For example: 

• Suspicious subject line: +2.0 points 
• Known sender: -1.0 points 
• Blacklisted domain: +3.5 points 
• Valid authentication: -0.5 points 

The total score determines if email is spam. Default threshold is 5.0 points. 

Customizing score thresholds: 

Access SpamAssassin configuration through cPanel. Navigate to “Email Filters” section. Select “Spam Threshold Score” option. 

Set different thresholds for different actions: 

• Required score (mark as spam): 5.0 
• Folder delivery score: 3.0 to 5.0 
• Auto-delete score: 10.0 or higher 

Score adjustment strategies: 

Lower the threshold if you receive too much spam. Start by reducing it by 1.0 point. Monitor results for one week. Adjust further if needed. 

Raise the threshold if legitimate emails get caught. Increase by 0.5 points at a time. Check spam folder daily during adjustment period. 

Subject line rewriting: 

Configure SpamAssassin to modify subject lines. Add spam score to subjects for transparency. For example: “[SPAM: 7.2] Your subject here”. 

This helps you quickly identify spam severity. You can manually review borderline cases more easily. 

Score-based routing: 

Create multiple filtering tiers based on scores: 

• Score 0-3: Deliver normally 
• Score 3-5: Tag and deliver to inbox 
• Score 5-10: Move to spam folder 
• Score 10+: Delete automatically 

This tiered approach reduces false positive impact while catching obvious spam. 

With score settings optimized, managing blacklists and whitelists gives you even more control. 

3. Managing SpamAssassin blacklist and whitelist 

Blacklists and whitelists override SpamAssassin’s automatic scoring. They give you absolute control over specific senders and domains. 

A whitelist contains trusted senders whose emails always get through. A blacklist contains addresses you always want blocked. These lists take priority over spam scores. 

Creating a whitelist: 

Access the “Email Filters” section in cPanel. Select the email account you want to configure. Click on “Manage Spam Filters”. 

Add trusted addresses to your whitelist: 

• Specific email: john@[example].com 
• Entire domain: *@[example].com 
• Subdomain pattern: *@mail.[example].com 

Whitelisted emails bypass all spam checks. They arrive in your inbox regardless of the content. 

Common whitelist additions: 

• Business partners and clients 
• Service providers and vendors 
• Newsletter subscriptions you value 
• Government and official communications 
• Financial institutions you work with 

Setting up a blacklist: 

Navigate to the same “Email Filters” section. Look for “Blacklist” or “Blocked Senders” option. Add addresses or domains to block. 

Blacklist entry formats: 

• Block specific sender: spam@[example].com 
• Block entire domain: *@[spammer].com 
• Block pattern: casino@* 

Blacklisted emails get deleted or quarantined immediately. They never reach your inbox. 

Whitelist best practices: 

• Don’t add unknown senders to whitelist and verify sender authenticity first as spammers often fake sender addresses. 
• Review your whitelist quarterly and remove contacts you no longer work with to keep the list current and relevant. 
• Use domain whitelisting carefully since whitelisting entire domains can let spam through if the domain gets compromised. 

Blacklist maintenance tips: 

• Add addresses only after receiving multiple spam messages. Single instances might be mistakes or compromised accounts. 
• Document why you blacklisted each entry. This helps during future reviews. You’ll remember the reason for blocking. 
• Check blacklist monthly for outdated entries. Remove addresses that are no longer problematic. 

Import and export options: 

Some cPanel versions allow list import/export. This helps when migrating email accounts. You can backup your lists for disaster recovery. 

For ultimate control, custom rules let you create sophisticated filtering conditions. 

3. Creating SpamAssassin custom rules 

Custom rules let you define specific spam criteria beyond default tests. You can create rules for unique spam patterns affecting your inbox. 

Custom rules use SpamAssassin’s rule syntax. Each rule consists of a test condition and a score. When the condition matches, the score gets added to the email’s total. 

Basic rule structure: 

• header [RULE_NAME] [Header_Field] /pattern/ 
• score [RULE_NAME] [point_value] 
• describe [RULE_NAME] [description] 

Simple custom rule examples: 

• header SUBJECT_CASINO Subject /casino|poker|lottery/ 
• score SUBJECT_CASINO 5.0 
• describe SUBJECT_CASINO Subject contains gambling terms 

This rule adds 5.0 points to emails with gambling keywords in the subject. 

• Flag emails from suspicious TLDs: 
• header FROM_SUSPICIOUS_TLD From /\.(xyz|top|work)$/ 
• score FROM_SUSPICIOUS_TLD 2.5 
• describe FROM_SUSPICIOUS_TLD Sender uses suspicious domain extension 

Creating rules in cPanel: 

Access the “Spam Filters” in cPanel. Look for the “Manage Filter” option next to specific email address and then click “Create a New Filter” button. 

If custom rules aren’t available in the interface, you can modify configuration files directly. Access your server via SSH or file manager. Edit the user_prefs file in your home directory. 

Testing custom rules: 

Start with low score values (1.0 to 2.0). Monitor results for several days. Increase scores gradually if needed. 

Test rules with known spam examples first. Verify they trigger correctly. Check that legitimate emails don’t match accidentally. 

Custom rules provide powerful filtering capabilities. But they require careful implementation and testing. Start simple and expand gradually. 

Troubleshooting common SpamAssassin issues 

Even well-configured spam filters occasionally cause problems. Understanding common issues helps you resolve them quickly and maintain reliable email delivery. 

Most SpamAssassin problems fall into four categories: false positives, false negatives, email client compatibility and performance issues. Each has specific solutions. 

Let’s address each troubleshooting scenario systematically. 

1. Legitimate emails being marked as spam (false positives) 

False positives occur when SpamAssassin incorrectly marks legitimate emails as spam. This frustrating problem can cause you to miss important messages. 

Common causes include overly strict thresholds, aggressive rules and sender authentication issues. The good news is that false positives are usually easy to fix. 

Immediate solutions: 

• Check your spam folder daily. Look for legitimate emails that were caught. Mark them as “not spam” to train the filter. 
• Whitelist trusted senders immediately. Add their email addresses to your allowed list. This prevents future false positives from the same sender. 
• Review the spam score of false positives. Look at email headers to see the score. If legitimate emails score 5.5, raise your threshold to 6.0. 

Long-term fixes: 

• Adjust your spam threshold gradually. Increase it by 0.5 points at a time. Monitor results for a week before further adjustments. 
• Examine which rules trigger on legitimate emails. Check SpamAssassin headers for details. Disable or lower scores for problematic rules. 
• Ensure sender authentication is working. Ask legitimate senders to implement SPF, DKIM and DMARC. These authentication methods reduce false positives. 

Advanced diagnostics: 

Review complete SpamAssassin headers. They show exactly why email was marked as spam. Look for the X-Spam-Status header. 

Common false positive triggers include: 

• Marketing emails with multiple images 
• Newsletters with promotional language 
• Automated notifications from services 
• Emails from new or unfamiliar domains 
• Messages with attachments or links 

Create custom rules to whitelist these patterns. For example, lower scores for emails from known service providers. 

Prevention strategies: 

• Build a comprehensive whitelist proactively. Add all your regular contacts before problems occur. Include business partners, vendors and service providers. 
• Configure sender authentication for your own domain. This prevents your emails from being marked as spam by others. 
• Educate senders about email best practices. Ask them to avoid spam trigger words. Suggest they use plain text instead of HTML-heavy designs. 
• Monitor false positive rates weekly. If more than 1-2% of legitimate emails get caught, adjust your settings. 

With false positives under control, let’s address the opposite problem: spam getting through. 

2. Spam emails still getting through (false negatives) 

False negatives happen when spam emails bypass filtering and reach your inbox. This indicates your settings aren’t strict enough or spammers are using new tactics. 

Several factors cause false negatives. Weak spam thresholds let low-scoring spam through. Sophisticated spammers design messages to avoid detection. Outdated rules miss new spam patterns. 

Quick fixes: 

• Lower your spam threshold immediately. Reduce it by 1.0 point. This catches more suspicious emails. 
• Mark spam emails correctly. Use your email client’s “Mark as Spam” feature. This trains the Bayesian filter. 
• Enable auto-delete for high-scoring spam. Set it to automatically remove emails scoring above 8.0 or 10.0. 

Strengthening your defenses: 

• Update SpamAssassin rules regularly. Many cPanel installations auto-update. Verify that updates are enabled. 
• Enable additional RBL (Real-time Blackhole List) checks. More blacklists mean better spam detection. Configure multiple DNS blacklist lookups. 
• Activate Bayesian filtering if not already enabled. Train it with your spam examples. The more spam you feed it, the better it performs. 

Analyzing spam that gets through: 

Examine headers of spam that bypassed filtering. Check the X-Spam-Score value. If spam scores below 3.0, your threshold is too high. 

Identify common patterns in bypassing spam: 

• Specific subject line patterns 
• Particular sender domains or TLDs 
• Certain types of content or attachments 
• Time patterns (spam arriving at specific hours) 

Create custom rules targeting these patterns. Add appropriate score increases for identified spam characteristics. 

Advanced protection measures: 

• Implement SPF, DKIM and DMARC for your domain. These prevent spammers from spoofing your address. They also help identify spoofed senders. 
• Enable greylisting if your hosting supports it. This technique temporarily rejects emails from unknown senders. Legitimate servers retry, but spam bots usually don’t. 
• Consider supplementary spam filtering services. Some users combine SpamAssassin with additional cloud-based filters for maximum protection. 

Blacklist management: 

• Build a blacklist of repeat offender domains. Block entire TLDs if they consistently send spam (for example, .xyz or .top). 
• Report persistent spammers to abuse contacts. Many ISPs take action against spammers using their services. 

Monitoring and adjustment: 

• Track how much spam reaches your inbox weekly. If you receive more than 5 spam emails daily, tighten your settings. 
• Review and update custom rules monthly. Spam tactics evolve constantly. Your rules should evolve too. 
• Balance strict filtering with false positive risks. The goal is catching most spam without blocking legitimate emails. 

Sometimes email client configuration causes SpamAssassin problems. Let’s troubleshoot those issues next. 

3. SpamAssassin not working with Outlook or other email clients 

SpamAssassin sometimes appears to malfunction when using desktop email clients. The filter works correctly, but client settings interfere with spam handling. 

Common symptoms include spam appearing in inbox despite filtering, spam folder not syncing or spam tags not displaying. These usually result from client configuration, not SpamAssassin failure. 

Outlook-specific solutions: 

• Enable IMAP instead of POP3. IMAP syncs server-side spam folders properly. POP3 often downloads all emails regardless of folder. 
• Configure Outlook to respect server-side filtering. Go to Account Settings, select your account and verify folder synchronization settings. 
• Ensure spam folder is subscribed. Right-click your account in Outlook. Select “IMAP Folders” and subscribe to the spam/junk folder. 

General email client fixes: 

• Disable client-side spam filtering. Let SpamAssassin handle filtering exclusively. Multiple filters often conflict. 
• Check folder mapping in account settings. Verify that your client recognizes the server spam folder. Map it correctly. 
• Refresh folder subscriptions. Many clients let you choose which server folders to download. Include the spam folder. 

Mobile device considerations: 

• Mobile email apps often have limited spam folder support. Configure them to show all folders, not just inbox. 
• Some mobile clients ignore server-side spam tags. Check if your app supports custom folder rules. Configure it to file tagged emails appropriately. 
• Use webmail for spam management on mobile. It always reflects accurate server-side filtering. 

Protocol recommendations: 

Always use IMAP for best spam handling. Configure clients with these IMAP settings: 

• Keep messages on server: Enabled 
• Download complete messages: Enabled 
• Subscribe to all folders: Enabled 
• Folder sync interval: 5-15 minutes 

Email client issues aside, performance problems can also affect SpamAssassin effectiveness. 

4. Performance and processing delays 

SpamAssassin occasionally causes email delays or server performance issues. Heavy spam filtering requires processing resources that can slow delivery. 

Symptoms include delayed email receipt, slow webmail loading or timeouts when sending messages. These indicate SpamAssassin is consuming too many server resources. 

Quick performance improvements: 

• Reduce the number of active spam tests. Disable tests you don’t need. Focus on high-value tests that catch most spam. 
• Increase server resources if possible. More RAM and CPU power help SpamAssassin process faster. Consider hosting upgrades for high-volume email. 
• Disable resource-intensive features temporarily. Bayesian filtering and network tests consume the most resources. Turn them off during troubleshooting. 

Optimizing SpamAssassin configuration: 

• Limit DNS blacklist checks. Each DNSBL query adds processing time. Use 3-5 reliable blacklists instead of dozens. 
• Reduce Bayesian database size. The larger the database, the slower the processing. Periodic cleanup maintains performance. 
• Adjust timeout values in SpamAssassin settings. This prevents filters from waiting too long for responses. Set reasonable timeout limits (5-10 seconds). 

Email volume management: 

If you receive hundreds of emails daily, consider these strategies: 

• Process emails in batches instead of real-time 
• Set up dedicated spam filtering server 
• Use cloud-based filtering before server delivery 
• Implement rate limiting for incoming mail 

Monitoring server health: 

• Check server load regularly. High CPU usage during mail processing indicates optimization needed. Monitor using cPanel’s server status tools. 
• Review SpamAssassin logs for errors. Timeouts and failures suggest configuration problems. Address error patterns promptly. 
• Test email delivery speed regularly. Send test emails and measure receipt time. Delivery should complete within seconds, not minutes. 

Professional solutions: 

• Consider upgrading to VPS or dedicated hosting. Shared hosting resources limit SpamAssassin performance. Dedicated resources provide better filtering speed. 
• Implement email filtering at network level. Some hosting providers offer gateway filtering. This processes spam before it reaches your server. 
• Use professional email services for high-volume needs. Services like Bluehost Professional Email offer optimized spam filtering without performance concerns. 

Prevention and maintenance: 

• Keep SpamAssassin updated. New versions include performance improvements. Enable automatic updates when available. 
• Clean up old emails regularly. Full mailboxes slow down filtering. Archive or delete old messages periodically. 
• Review and remove unnecessary custom rules. Too many rules slow processing. Keep only essential customizations. 
• Schedule heavy maintenance during low-traffic periods. Update rules, clean databases and test configurations when email volume is low. 

Performance optimization ensures SpamAssassin protects you without disrupting email flow. Regular monitoring and adjustment keep the system running smoothly. 

Final thoughts 

You now have complete control over your email inbox. 

SpamAssassin in cPanel gives you powerful spam protection without complexity. You’ve learned how to enable it, configure it and troubleshoot it. Your inbox will stay cleaner and safer. 

Remember to start with default settings. Adjust gradually based on your experience. Monitor your spam folder regularly during the first weeks. Fine-tune as needed. 

The key to successful spam filtering is balance. Too strict and you miss important emails. Too relaxed and spam floods through. Find your sweet spot through testing and adjustment. 

For maximum email protection, combine SpamAssassin with professional email hosting. Bluehost Professional Email adds enterprise-grade security, reliable delivery and expert support to your spam filtering strategy. 

Your email deserves professional protection. Get started with Bluehost Professional Email today and experience worry-free email management with advanced spam filtering and 24/7 support. 

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