--- title: Salesforce Marketing Cloud Print and Mail | PostGrid description: Overview of the PostGrid Custom Activity for Salesforce Marketing Cloud, enabling automated direct mail via Journey Builder. --- ## Overview This guide provides step-by-step instructions on configuring and effectively using the PostGrid Custom Activity for Salesforce Marketing Cloud (SFMC). This solution integrates PostGrid’s direct mail capabilities including sending **Letters**, **Postcards**, and **Self-mailers** with SFMC’s Journey Builder, enabling businesses to execute automated direct mail campaigns seamlessly. Please note that our application is currently undergoing a security review with Salesforce and is unavailable on the AppExchange. However, we offer a Released Package for installation and use. To get access to the Released Package please reach out to our Sales Team at