fadc6a6a_trader_co_uk__Gun_selling_help__Question
[Answer] If the gun gets sold before your advert expires, go into your account and click the gun that has been sold. At the bottom of the next page, change the status from "For Sale" to "Sold". [Question] 
How do I remove an advert because the gun has now been sold?
guntrader.co.uk: Gun selling help
Question