If you are looking for a way to pre-pay software charges on a PER ORDER basis you can do so by submitting a support ticket with the following details:

• The name of your RDS

• The location you would like this to be applied to
  
  Please allow us a few business days to process your requests.

If you are NOT sure how to submit a support ticket or
create a support desk account please follow this article here:
https://deliverlogic.atlassian.net/wiki/spaces/BSD/pages/2235465735