Related Clues:

• Sign on a real estate sign
• 'I'm convinced!'
• Auctioneer's cry after the starts of 20-, 36- and 49-Across
• ___ out (betrayed)
• Yard sign word
• Convinced tool ultimately put into ground
• Auction-ending word
• Put to work at a radio station, say
• Brought onboard
• Closing call at an auction
• Totally convinced
• '... going twice ... ___!'
• Welcome word in real estate
• Last word at an auction
• Moved, as merchandise