What do I do if the AVImark sync fails to sync a payment?

To troubleshoot:

1) Ensure that Scratch Text / Email or Scratch Payment is selected as the payment type, with all words spelled out and capitalized. 

2) Ensure no one is touching the mouse while the sync is running.

3) If the above don't work, then close out the affected invoices in AVImark by right clicking on them, selecting "change" and inputting the amount that was paid, as shown below: