Good for you biskoppen & glad it all matches! It's good to hear that everything is ironed out & the mailing/reporting is now synched.
Maybe I'm missing a part here, but I think it's more of a double tracking method, kind of like most bigger programs track their hits/sales before sending to the processor. If he can track his stuff better from his end, it will save calculation time + alert to any discrepancies in the long run well then I see that as 2

for me.