Detailed text transcripts for TV channel - KGO - 20111117:11:12:00
The car unless the deal is final. don't walk out without a signed contract. >> that's right. >> reporter: other activities under the microscope, hidden markup. dealers can profit from the loans they sell you. you may be able to get a better deal directly from a bank or credit union. and watch expensive add-ons, such as paint sealants and fabric protection, unnecessary on new cars. and above all, be prepared to walk out without looking back when negotiating. >> the moment you turn around, ca-ching. because he knows he's got you now. >> reporter: lisa stark, abc news, washington. >> buying a car...
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