bcc1234 - 12:44 am on Jan 22, 2003 (gmt 0)

I think the gateway charges per authorization and the banks just per transaction.

So let's say you pay $0.30 per authorization, $0.01 for avs and 2.53% discount.

In that case you pay $0.31 regardless of whether your choose to capture or not, but you pay the 2.53% only after the settlement.