For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
Oh I just see now the board was bend. This would probably be cracked traces under one of the BGAs. Unless the customer is prepared to pay hundreds of dollars this will not be worth the time and effort. It will require swapping NAND/CPU/Baseband to a working undamaged board.
Well swapping chips is my usual option, I wanted to take the opportunity to learn more about iPhone logic boards... at the same time I'm not sure that learning on a 3GS would be the most usefull experience for the future...