He demanded payment with out finishing his work!! I asked for a credit. the scope was to install gas line to a stove, Drierand a water heather ready to install the appliances, he came back with air pressure test only with no shut off valves or reducers to fitt the valves..... I waited for his crew to show up to complete the scope he never even call to let me know that he wasn't coming, therefore I completed the scope and ask ask for a credit. of 147.00 materials and labor to what heis office response was ththe could it done it in half hour and 6 dollars in materials I have receipts from home depot any way not much more to said will not ever use his services ever again!!!!!