This was in an article I was reading earlier.
" Commissions aren't add-ons. Don't add the real-estate commission to the value of the home to come up with your asking price, says Tyson. If you use an agent, the fee comes out of your share of the profits. Otherwise, "you're going to get penalized for overpricing your house," he says........ Agents commonly are looking at four to six months to sell a property, which increases their marketing expenses. This makes them hesitant to offer a discount. "