eBay Rules For Success Auction Watcher – EBay(R) Auction Software. No 1. EBay(R) Auction Watcher Is An Instant Insight Into EBay(R)’s Top Keywords, Hot Items And Auctions. There are various kinds of software that you’re not allowed to sell on eBay, here’s  how to spot them. You should always try installing used software before you sell it, as this might give you a few clues. 1.Pirate Software:...