Letterhead Help Center
Back to Letterhead
Contact us
Go to Customer Portal
API Documentation
Get Started
Audience
Adding/Updating Audience Members
Profile Fields
Tags & Segments
Engagement
Unsubscribes
Newsletters
Settings and Customizations
Creating Content
Features & Tools
Workflows
Automations
Metrics & Reports
Promotions
Promotions
Placing & Running Promotions
Campaigns
Letterhead Chrome Extension
FAQ
Settings
Account Management
Domain Management
Support & New Feature Requests
API Documentation
Reporting
Back to home
Letterhead Help Center
API Documentation
Get Started
Audience
Adding/Updating Audience Members
Profile Fields
Tags & Segments
Engagement
Unsubscribes
Newsletters
Settings and Customizations
Creating Content
Features & Tools
Workflows
Automations
Metrics & Reports
Promotions
Promotions
Placing & Running Promotions
Campaigns
Letterhead Chrome Extension
FAQ
Settings
Account Management
Domain Management
Support & New Feature Requests
API Documentation
Reporting
Letterhead API Documentation
Please refer to our
Postman documentation
for this information.
