Checkout this post in our series on How to Sell Ads Online. http://www.trafficspaces.com/blog/2010/01/13/how-to-sell-ads-online-let-the-market-determine-the-pr

Checkout this post in our series on How to Sell Ads Online. http://www.trafficspaces.com/blog/2010/01/13/how-to-sell-ads-online-let-the-market-determine-the-price-via-an-auction/ http://www.trafficspaces.com/blog/2010/01/13/how-to-sell-ads... It talks about setting up an auction instead of a fixed price. It is an efficient way to find the market price for your ad space.