An API key is necessary to access and use the Email Delivery API.

1. Open the the Integration view. Email Integration view
2. Find the Generate API Key field at the beginning of the page. Email Generate APIKEY
3. Click Generate to create the APIKEY. Generate APIKEY Button
4. The API key will appear in the blue field.  Sample APIKEY
5. Click Update to save the APIKEY in your account. Email Integration Update Button
Add this API key to the arguments, or parameters, section of your API script.

For more information about using the Email Delivery API, visit the Developers section.