Step 1 - Log in to ChargeAutomation.com
Step 2 - In the top right corner click the “Settings” drop-down and select “Gateway Connection”
Step 3 - Select "PayPalPaymentsPro" for Payment Gateway
Step 4 - Enter your credentials
Fields:
Username: Your user ID for the Payflow Pro account. You can create this in the PayPal manager interface.
Password: The password that you specified when you got the Payflow account.
Vendor: The ID that you specified when you got the Payflow account (same as USER), which is the merchant login ID for the account.
Partner: Your PayPal partner ID. you can obtain this from PayPal when you sign up for
Payflow Pro.