When writing a paper, each paragraph should include a topic  sentence and several supporting sentences. Start with the strongest  topic and make each of the following paragr â¦ aphs one of the weaker  points. End the paper with a strong conclusion, summing up the  paper. 2 people found this useful.
Typical costs: 1  Renting a power washer can cost anywhere from $40-$75 a day, depending on your location and the quality of the equipment. 2  Buying a basic residential pressure washer with an electric motor starts around $70-$200, depending on size and capacity.
1 Hiring a professional pressure-washer costs about $0.08-$0.35 per square foot (depending on local rates), but can go as high as $0.40-$0.80 a square foot depending on the amount and type of stains, dirt, mold or other problems.hey gave me a price of $150 to pressure wash my driveway, sidewalks and curbs. I asked them to give me a price for my 500 sqft back patio so I left the gate unlocked while I ran some errands.