Dealernetx.com is the original bid - ask peer to peer marketplace servicing the sports card industry. 

Live buy and sell offers on thousands of products are displayed using the same technology and layout as level 2 stock market trading platforms.  Click on a buy or sell listing, enter the quantity and within 3-7 business days payment and product is received by the two parties involved.  No middleman is needed, allowing for quick and efficient transactions to be completed on thousands of boxes daily.  The prices of boxes and cases are determined as members place bids to buy or sell.  

The overall market is made up of thousands of traders, who may have differing ideas about the current value of a specific box and thus the price at which they are willing to buy or sell it. Dealernet provides a platform where such trading can be easily conducted by matching buyers and sellers of boxes and providing live and efficient market data for user analysis.