Customizing the color of your mail is one of the coolest "extra" features in DealMachine.
Step 1. Click Mailers
Step 2. Click Templates.
Step 3. Edit an existing template or create a new one.
Step 4. Adjust the colors.
Step 4. Click the magnifying glass or the Preview button in the top right to Preview your Postcard.
Step 5. Click save.