You can enable the Google Analytics plugin from the "3rd Party Integrations" main menu item under Settings & Account:
Next, click the "Install App" button next to the Google Analytics app:
You will need to locate your Tracking ID from your google analytics account (UA-XXXXXXX):
Once you have located your tracking id number you can fill out the required fields for google analytics:
Once you save your settings google analytics will be added to your account and you will begin to see data in your Google Analytics account when visitors are viewing your PayWhirl widgets, payment forms or customer portal.
If you have any questions please let us know.