You think a preasure washer is safe to use right? What can go wrong? Well there is plenty that can go wrong and cause serious injury or even death. You see a pressure washer cuts so fast that you hardly know it has happened. Kind of like a paper cut only faster. Read these two real life accounts of what happened to them with their pressure washer accidents. Do yourself a favor and hire a professional, let them take the risk.
These are just 2 examples and there are thousands each year. Before you get in over your head consult a professional. Most of the time their estimates are free. Besides the time you save when you hire a professional is money well spent. Would you rather spend all weekend and pressure wash your driveway or spend some money and be fishing with your son or daughter?