All advertisers, regardless of the selected payment plan, must add a billing contact to their buy-side account before launching ads with Mantis.

To add a billing contact to your account:

  1. Log in to your Mantis buy-side account (or sign up for a new account)

  2. Navigate to the Billing tab in the left navigation

  3. Click on the Billing settings tab at the top of the screen

  4. Fill out the required/empty input fields under the Billing contact section (as shown below)

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