Possible Clues:

• Car seller's employer: Abbr
• BMW seller
• Metro line opened in 1987 and extended to reach Stratford International in 2011
• MSRP poster
• Abbr. on car sellers' license plates
• Vegas table worker: Abbr.
• Abbr. on some license plates
• Vegas job: Abbr.
• Auto svc. site
• Car-lot owner: abbr.