Someone needs to start a website that is like Check-a-Trade, but where the tradespeople pay a deposit that they only get back if they show up, and payment for jobs is (part-)dependent on them being completed on time.
Someone needs to start a website that is like Check-a-Trade, but where the tradespeople pay a deposit that they only get back if they show up, and payment for jobs is (part-)dependent on them being completed on time.