QR Code Link to This Post Buying a new home? Some people believe a builder will give them a better price on a new home by not using a real estate agent. The fact is that the builders own company policy requires the price of the home to be the same whether you use an agent or not. Builders offer a 3% realtor commission that is built into the price of the home. This is a marketing expense the builder simply pockets if you choose no representation.