Almost every neighborhood in Northern Virginia from Haymarket to Alexandria and McLean to Herndon have been targeted by unscrupulous asphalt contractors pushing the “leftover asphalt” scam. The first thing you should know about the “leftover asphalt scam” is that professional asphalt contractors never have asphalt leftover from a job. Asphalt is too expensive. Jobs are carefully calculated, and a legitimate contractor isn’t going to order an extra 20% of the stuff just to be safe.