My question to Jackpot Auctions is:

Do you allow shill bidding?

FOUND here on Jackpot Auction Site...

http://www.jackpotauctions.com/useragreement.htm

Fraud Without limiting any other remedies, JackpotAuctions.com may suspend or terminate your account if we suspect that you (by conviction, settlement, insurance or escrow investigation, or otherwise) have engaged in fraudulent activity in connection with our site.

Manipulation Neither you, bidders nor sellers may manipulate the price of any item nor may you interfere with other user's listings or auctions.