Each postcard has its own signature where the return address is stored. Here's how you can update your signature so you can change your return address.
Log in to your DealMachine account.
Click Mail. (If you are on the mobile app, tap More)
Click the three dots below the postcard that you want to edit.
Click Edit Design.
Update the return address.
Click Save Design.
Hope this helps! If you have questions, please reach out to our Customer Support Team through the Help & Support option in the app or the website.
Live Chat Support is available weekdays from 9 AM to 10 PM EST & weekends from 10 AM to 6 PM EST.