(1(Most automobile owners check the gas and oil their cars regularly . (2)However,they may forget to check something else that is just important: the tires.(3) About 28% of automobiles in the United States have tires that are in poor condition (4) some are too worn and others have too much or too little air.(5) It is a good idea to check the amount of air in your tires every week (6) you should also give a quick look at your tire every time you get into your car (7) this way,you may avoid flat tire or a blow -out