bookmark_borderProducts and Services Transaction Type in the PayPal Payments Standard Add-on
When using the PayPal addons for Gravity Forms, you can set various transaction types depending on your needs such as Products and Services, Subscriptions, and Donations. The most common, Products and Services, is used to sell on-time purchases of physical or digital products.
Transaction type-specific feed options
When configuring your feeds for the PayPal addon, and using the Products and Services transaction type, configuration is quite simple. The only option required for this transaction type is the Payment Amount option. Within this option, simply set it to the form field that you want to total price to be read from.