Reaearch your potential employer.
Unfortunately (and in some cases deservedly) the reputation can rub off on the pilot.
Other side of the coin being that it's understandable that it may be the only employment available and "if you don't do it there are plenty of pilots who will" can be a tough decision to make.
Just remember, you will cop the blame for undertaking the flight.
Passengers pay good money for YOU to get them there in one piece. The rules are there to help you get there in one piece.