I ran into the same problem, but I believe it may just be an abbreviation for retail... I found this online, how it corresponds?!?! I know I wanted to buy a vehicle from a pla…ce and they were RET-used-auto.... the car I wanted was an auction car they had bought by being a member that buys... I think it is a generic term after searching online. Retail Trade 467 RET-Automobile dealers 468 RET-Other motor vehicle dealers 469 RET-Auto parts, accessories, and tire stores 477 RET-Furniture and home furnishings stores 478 RET-Household appliance stores 479 RET-Radio, TV, and computer stores 487 RET-Building material and supplies dealers 488 RET-Hardware stores 489 RET-Lawn and garden equipment and supplies stores 497 RET-Grocery stores 498 RET-Specialty food stores 499 RET-Beer, wine, and liquor stores 507 RET-Pharmacies and drug stores 508 RET-Health and personal care, except drug, stores 509 RET-Gasoline stations 517 RET-Clothing and accessories, except shoe, stores 518 RET-Shoe stores 519 RET-Jewelry, luggage, and leather goods stores 527 RET-Sporting goods, camera, and hobby and toy stores 528 RET-Sewing, needlework and piece goods stores 529 RET-Music stores 537 RET-Book stores and news dealers 538 RET-Department stores 539 RET-Miscellaneous general merchandise stores 548 RET-Office supplies and stationary stores 549 RET-Used merchandise stores 557 RET-Gift, novelty, and souvenir shops 558 RET-Miscellaneous stores 559 RET-Electronic shopping and mail-order houses 567 RET-Vending machine operators 568 RET-Fuel dealers 569 RET-Other direct selling establishments .
579 RET-Not specified trade ( Full Answer )