Washing too hard
You would think that anyone could use a pressure washing but that is not true. There are a lot of secrets to doing it right and not causing damage to the material that you are trying to clean. If you were to start your pressure washing business you would want to be sure that you knew how to clean paint without removing it. It takes just a split second to remove the paint, primer and cut a hole in the wood if you do not know or watch what you are doing. Learn from an expert before you put your self and your business on the line