Rent-A-Center review: the manager

Hi I e been having a lot of problems with the manager at the rent a center in Elkins wv we have bought tons of stuff and lately he has been ripping me off charging me more then wut was agreed on contract and sold me tools that was missing tools in it and had been very rude and we had offer coupons and a credit paper where we have bought something from the other store and had to return it where it was defected and Brandon the manager was not accept it and it stated that it would go on the next or existing contract I dont know how to handle this situation would u please help me and contact me at [protected]