I bought a used car July 4th,in CA and 3 days later the delarship called saying they need proof of income and possiblt rewrite the contract....i called them back no response for at 11 days, then they called back again later stating they still have no luck on finding a finance company and that they need more down payment. I begiining to be suspicious and frustrated on the gimmicks. Please help...what rights do i have