1) Click on the account drop down button in your account's main navigation.

2) Click on the Integrations option.
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3) Find Campaign Monitor within the Integration options and click the Install button.

4) Enter your Campaign Monitor API Key
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5) Enter the Client ID of the client you would like to install.

6) Click the Save Credentials button.
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7) Campaign Monitor is now available for you to use on your payment forms. Learn how to add your payers to a Campaign Monitor subscriber list when they check out on one of your payment forms.