Enabling this payment gateway automatically enables PayPal Express.

In order to complete this payment gateway setup, you will need to obtain an API Signature* from PayPal. Log into your PayPal account and go to the Profile page. Click the API Access link, then click Request API Credentials link. Choose the API Signature method then agree to the terms and click Submit. 

To set up the PayPal Website Payments Pro payment gateway:

1. In the eRatex admin console, go to Configuration > Site Setup Wizard
   
2. In the Payment Processing Solutions section, click the configure link to the right of PayPal Payments Pro
   
3. The following Settings will need to be populated with your personal account information, obtained here from PayPal. Do not change the Advanced settings unless instructed to do so.
   - PayPal API Username
   - PayPal API Password 
   - PayPal API Signature*
   
   
4. Finally, select Save and Close, then check the PayPal Payments Pro option. Click the Save button, and your gateway setup is complete.

PayPal Express and Advanced options now include the PayPal Credit feature.