Sharraxaadda

Please need your help, to put a sign, don't park on the side walk,impossible to walk, they don't care, my wheel chair can't fit wen every day, have cars and trucks in front 4354 Torresdale, Liberty Imports, ask may times and they don't pay attention and care, so the other day me and my wheel chair almost have a hit for a car on the street, wen they moving cars, half on street and half on side walk making impossible the side walk is for pedestrians not cars, very danger to go arrow the cars on the side walk, street very busy, please help me to put a sign, and request to don't park anymore cars on the side walk. Thank you so much for your help.