PawnShop is a very simple Auctionin assistance tool. It's meant for the bulk buyer/reseller aiming a few specific market, and will simply highlight thing for sale that are 'deal' compared to your selling price.

Example: you sell item A for buyout price of 1g. If you perform a research for that item at the AH, and someone get a buyout of 25s, or got a short term bid of 25s, it'll be displayed in green.

Legend: Green: 50% of our price Blue: 75% of your price

It'll be customizable soon. This addons require you to create a sale of at least 1 item of each type in order to work. It's also work with various stack size.