Knowledge Base

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Check out or glossary of 135 common email marketing and deliverability terms.

New User Guide

Just getting started? Find information on specific products as well as account basics.

API Version 2

Access version 2 APIs including Design, Prospect, Validation, and Google Postmaster Tools.

API Version 1

Access the legacy API documentation for Inbox, Reputation, DMARC, Analytics, and Account Services.



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

DemandTools Elements Features

DemandTools Features

GridBuddy Connect Features

Everest Features

Everest Features