http://www.zillow.com/wikipages/What-is ... ove-Price/
What is Make Me Move?
Make Me Move is a free and easy way to tell others the price you'd be willing to sell your home for, without actually putting it on the market. It's that magical number you just can't refuse.
How Does It Work?
Once you set your Make Me Move price, potential buyers can contact you via e-mail and your identity will remain anonymous. Then it's up to you whether or not to sell your home. Try it out! You can remove your Make Me Move price at any time.