Do yourself a favor, and it will help you get more bids. GET VERIFIED: http://www.listia.com/support/topic/verify http://www.listia.com/account/verify
THEN, take more pictures of the shoes, in different angles, showing the condition, and the size tag, all with a piece of paper showing in the photos with your Listia name on it and the date.
Many people scam, advertise shoes they don't have or intend to ship, thinking they will automatically get a bunch of credits. However, you won't get any credits for this auction until the buyer confirms that they received what they won, or for any other auctions you list, until you have earned a solid reputation.