I've done consulting work a bit like this. Being asked to change the invoice: consolidate lines and change the description, is very common. If I were asked to d

I've done consulting work a bit like this. Being asked to change the invoice: consolidate lines and change the description, is very common. If I were asked to do that I'd just do it, without questioning the reason. Being asked to do that in exchange for extra money is...very odd. Like she did something completely unnecessary that signals wrongdoing. Was she trying to get caught?