I've had that exact experience. If you want to bump the contract, you can give a "bonus" that's not part of the base services.[1] This keeps your agreement cl

I've had that exact experience. If you want to bump the contract, you can give a "bonus" that's not part of the base services.[1] This keeps your agreement clean and emphasizes that you are rewarding behavior above expectations. I often use early completion bonuses with contractors, especially when they're T&M and I have another project lined up for them. [1] http://help.elance.com/entries/34283-How-Do-I-Make-A-Bonus-Payment- http://help.elance.com/entries/34283-How-Do-I-Make-A-Bonus-P...