This is really interesting, because if I understood it correctly, WePay was basically a layer that sat on top of Vantiv's PayFac and made it easier for businesses (SaaS) to take payments on behalf of many merchants. In other words, let's say you setup a SaaS called "GymSAAS" that billed monthly fees (and took cut of each transaction) and your client was "Globo Gym" . GymSAAS could use WePay to collect the money for G…
No its not. What you describing is called "collusion fraud" and if caught it can land you/your company on MATCH list.
What the parent is describing is PayFac (payment facilitator) which is where the card network and acquirer are aware of the merchant/sub-merchant relationship. You can determine if a payment is through PayFac by the tell-tale asterisk after the first 2 characters on the statement descriptor. For example, Square transactions process as "SQ*[Merchant Name]"