How to stop emails going to junk 12+ Tips

Boost Inbox Logo Maria Oscar
May 08, 2024
junk email

Email marketing remains a powerful tool for businesses to connect with their audience. However, with the increasing sophistication of spam filters, ensuring your emails land in recipients' inboxes rather than their junk folders has become a significant challenge. In this comprehensive guide, we'll delve into proven strategies and best practices to keep your emails out of the dreaded junk folder and maximize your email marketing effectiveness.

How to Keep Your Emails Out of Junk and in the Inbox?

To keep your emails out of the junk folder and in the inbox, follow these 12 essential tips.

Build Your Own Email List

Building a permission-based email list ensures that your emails reach recipients who have explicitly expressed interest in your content, reducing the likelihood of being marked as spam. Avoid purchasing email lists, as they often contain outdated or invalid addresses, leading to higher bounce rates and spam complaints.

Provide a Double Opt-In

Implementing a double opt-in process confirms subscribers' intentions and helps maintain a clean and engaged email list, improving deliverability rates. This process involves sending a confirmation email to new subscribers, requiring them to click a link to verify their subscription.

Authenticate Your Email

Authenticate your email domain using Sender Policy Framework (SPF), DomainKeys Identified Mail (DKIM), and Domain-based Message Authentication, Reporting, and Conformance (DMARC) protocols. These authentication methods help establish trust with Internet Service Providers (ISPs) and reduce the chances of your emails being flagged as spam.

Clean Up Your Email List Regularly

Regularly remove inactive or invalid email addresses from your list to improve engagement metrics and prevent spam complaints. Use email verification services to identify and remove invalid addresses proactively.

Avoid Email Denylists and Monitor Your Reputation

Stay vigilant against being added to email denylists by adhering to best practices, such as avoiding spammy content and maintaining a good sender reputation. Monitor your sender reputation using tools like SenderScore and Barracuda Central to identify and address potential issues promptly.

Be Compliant with Internet Privacy Laws

Ensure compliance with regulations such as the General Data Protection Regulation (GDPR) and the Controlling the Assault of Non-Solicited Pornography And Marketing (CAN-SPAM) Act to maintain trust with subscribers and avoid penalties for non-compliance. Provide clear opt-in and opt-out mechanisms, and respect subscribers' privacy preferences.

Provide an Email Preference Center

Allow subscribers to customize their email preferences, including frequency and content preferences, to enhance user experience and reduce the likelihood of unsubscribes or spam reports. Respect subscribers' preferences to build trust and improve engagement.

Monitor Your Email Engagement Metrics

Track metrics such as open rates, click-through rates, and bounce rates to gain insights into subscriber behavior and optimize your email campaigns for better deliverability. Use A/B testing to experiment with different email elements and improve engagement.

Send Relevant Content

Personalize your email content based on subscriber interests, behaviors, and demographics to increase engagement and avoid triggering spam filters. Use segmentation to target specific audience segments with tailored content that resonates with their needs and interests.

Utilize Spam Checkers

Use spam checking tools like SpamAssassin or Litmus Spam Testing to identify and address potential spam triggers in your email content before sending campaigns. These tools analyze your email content and provide suggestions for improvement to increase deliverability.

Segment and Personalize Your Emails

Segment your email list based on factors like demographics, purchase history, or engagement levels, and personalize your emails to deliver targeted and relevant content to each segment. Personalization can significantly improve engagement and response rates, leading to better inbox placement.

Tell Your Subscribers How to Allowlist Emails

Educate subscribers on how to add your email address to their safe sender list or allowlist, ensuring that future communications bypass spam filters. Include clear instructions in your emails and encourage subscribers to take this action to ensure they receive your emails in their inbox.

Use Boost Inbox Email Warm-Up Tool

Employ email warm-up services like Boost Inbox to gradually increase the sending reputation of new email addresses, enhancing deliverability and inbox placement. These services simulate natural email sending patterns to establish trust with ISPs and improve inbox placement rates.


Ensuring your emails reach recipients  inboxes requires a proactive approach encompassing various technical, compliance, and content-related strategies. By implementing the tips outlined in this guide, you can optimize your email deliverability, enhance engagement, and maximize the effectiveness of your email marketing efforts. Remember to regularly review and refine your strategies to adapt to evolving email deliverability challenges and maintain a strong sender reputation. Take action today to master inbox delivery and unlock the full potential of your email marketing campaigns.

Ready to take your email marketing to the next level? Contact us to learn more about our email deliverability services and start reaching your audience's inbox consistently.

What to read next

Yes, Boost Inbox is designed to cater to businesses of all sizes and industries.

Absolutely! Boost Inbox is compatible with most major email service providers.

The warmup process duration may vary depending on your email volume, but it typically ranges from a few days to a couple of weeks.

Yes, Boost Inbox offers dedicated customer support to assist you throughout the warmup process.

While it's possible, it's best to start the warmup process from the beginning with Boost Inbox for optimal results.