Ramp-up time exists as well. Depends on the area, but if you need 6 months to really get a contractor up to speed with what you do, you can't afford to risk cha

Ramp-up time exists as well. Depends on the area, but if you need 6 months to really get a contractor up to speed with what you do, you can't afford to risk changing just for some marginal benefit in speed.