Just hand in your resignation to whoever writes your check. They'll figure out how to handle it with their client, and probably won't want you (now a disgruntle

Just hand in your resignation to whoever writes your check. They'll figure out how to handle it with their client, and probably won't want you (now a disgruntled employee from their perspective) interacting with the client. Also I have given two weeks notice before, but the company wanted me out the next day, with no pay. Companies don't owe you anything, and conversely you don't owe them anything.