1.Under Payment Settings, you will notice that there are no additional fields unique to QuickBooks.
2.You can fill in the other Payment Settings (Currency, Is Sandbox, Payment Form Company Name, Payment Form Description) as described under Common Payment Settings in the topic Define Payment Gateways.
3.However, when authorizing the payment gateway, you will be required to authenticate EventPro with a QuickBooks account (live or sandbox).
a.When you click to Authorize Gateway, a browser page displaying the QuickBooks sign-in will appear.
b.Sign in using the User ID/Email and Password from your QuickBooks account.
c.In the next window, select your Company from the drop-down list and click Next.
d.The browser should display the message: Authorization to EventPro Successful! You may now close this window.
4.Refer back to the topic Define Payment Gateways to authorize the gateway and save your changes.
Payment Gateway Definition edit form for QuickBooks