Professional suppliers have significant advantages in supplying you with all your material needs over doing it yourself. First, they have the proper equipment to move and transport any aggregate you might need. Instead of causing wear and tear on your vehicle by hauling a ton of dirt around, you can simply pay to have the professionals deliver! Second, in addition to equipment concerns, handing any rock shipments over to a professional ensures proper and timely delivery. It is one less thing to worry about while you are on the jobsite. The third advantage to using a professional is that the quality of the materials is checked by those who are familiar with that particular aggregate. A contract supplier wants repeat business and will therefore check the quality of the materials before delivering them to you- saving you time, money, and hassle while working toward each project deadline.