I might be inclined to decline to bid on this project because if the GC is this cheap, change orders and billing will be hard to deal with. Does he(or she) not realize that this will cost more in the long run or does he think you'll just absorb the cost?

I have a few contractors that don't provide porta potty's. And they wonder why they have urine in the air ducts and sheetrock buckets full of crap. [Linked Image]