Hire a Realtor. Meet with your Realtor BEFORE you go to any home sites.
There is no cost to you for the Realtor's services and contrary to what most people believe, the builder will not discount the price if you do not use a Realtor. 

We have included several tips and articles to help you with the new home buying process.
The tips cover things such as saving you money, not over pricing a home by including too many options, contract negotiations, financing and more....