You have selected the best approach, list/sell before you start searching for the new home. This approach will put you in the best bargaining position for both sides of the transaction. Also, if you do not get what you expect on the sell side, you can make it up on the buy side. However, you need to move quickly. The market is changing and you want to be ready when the buyers jump in early next year. If you would like a market analysis of you property, please contact me.