Check out the Return Path Help Center!

Did you know there is a place you can get in-depth insights on how to solve deliverability problems and optimize your email program? The Return Path Help Center launched with the goal of helping you understand the email marketing world. The Help Center has over one thousand articles about our products, how to troubleshoot deliverability and blacklisting problems, authentication (SPF, DKIM, and DMARC) explanations, mailbox provider insights, and so much more.

Return Path clients also have direct access to the latest Return Path research, guides, infographics and webinars. If you are a Return Path client, be sure to log in to gain access to all of your Help Center content. If you are not a Return Path client—no problem! Hundreds of articles are available to help you optimize your email program.

Check out the Return Path Help Center!

Here is a peek at some of our latest additions and most popular content read by Return Path clients.


In case you haven’t heard, enforcement of a new European Union law started on May 25, 2018. The European Union’s General Data Protection Regulation (GDPR) was created with a goal to harmonize, modernize and strengthen data privacy and processing policies across Europe.

Microsoft Sender Reputation Data (SRD)

High Microsoft SRD rates can cause deliverability problems and can be a difficult problem to solve. Learn more about Microsoft’s Spam Fighters program and how you can lower SRD complaints.


Gmail is one of the most popular mailbox providers in the world. Get insights into Gmail best practices as well as tips from Return Path clients that have had success reaching the inbox.


Cloudmark is a messaging security and anti-spam company that helps to protect over 12 percent of the world’s inboxes. Learn about their fingerprinting technology and get tips for troubleshooting common causes of spammy fingerprints.

We continually add new and relevant help content, so be sure to check-in regularly to access it as soon as it is available!


minute read

Popular stories



BriteVerify email verification ensures that an email address actually exists in real-time


The #1 global data quality tool used by thousands of Salesforce admins


Insights and deliverability guidance from the only all-in-one email marketing solution

GridBuddy Cloud

Transform how you interact with your data through the versatility of grids.

Return Path

World-class deliverability applications to optimize email marketing programs

Trust Assessments

A revolutionary new solution for assessing Salesforce data quality


Validity for Email

Increase inbox placement and maximize subscriber reach with clean and actionable data

Validity for Data Management

Simplify data management with solutions that improve data quality and increase CRM adoption

Validity for Sales Productivity

Give your sales team back hours per day with tools designed to increase productivity and mitigate pipeline risks in real-time