Some couples can't work together. Others really blossom. The latter is true for this husband and wife duo dubbed "Team Andrews." Together, as a part of Keller Williams realty, they help you to buy or sell a home in Northern Virginia. Their website offers a variety of tips and guidelines for buying or selling. It also has an online database of properties so you can go house hunting from the comfort of your easy chair. They have a strong ethical code and a trustworthy appearance.