Bills are part of the life. And many forums and blogs close if they fail to pay the hosting and domain bills. And in such case having advertisers to support your forum can be one good option. In such case however it can be difficult to set the price for banner ads, text link ads and the sponsored threads. It can be tough to set the rates especially in response to the advertiser who wants quality traffic and value out of your forum. 

So how do you decide the rates for the advertising on your blog and forum?