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.
Rating Newest Oldest. Best Answer: 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. typical driveway plus sidewalk/walkways is about 1,200 square feet, or $100 -$420, but can be more. Washing the exterior of a 2,100-square-foot home runs around $150 -$750 or more. Source(s): http://www.costhelper.com/cost/home-gard... K K Â· 5 years ago.