Obtaining Paypal Merchant Information for GeniusCart
To obtain the three things you need for GeniusCart's Paypal Express checkout functionality you first log into your Paypal account.
1) Click "Profile"
2) Click "API Access" in the "Account Information" column
3) Click "Request API Credentials"
Copy the information they give you for Username, Password and Signature as you will need them for GeniusCart.
When you create the new Paypal(tm) Express payment solution for GeniusCart you will enter a data string like so, putting the information given in the correct places.
USER=Username PWD=Password SIGNATURE=Signature
Be sure to check the button indicating that it is an express payment method, and also edit your review.html template to enable it there.
