Planes, Trains & Automobiles
If your car does start, let it run for a few minutes to help charge the battery further. Unhook the clamps in the reverse order of how you put them on. Be sure to drive your car for a minimum of 10-20 minutes before stopping again so the battery can continue to charge. Otherwise, you might need another jump start.
But before you cry foul, you should know that after all the ups and downs in a year, gas stations do not make much money from selling gasoline. After credit card fees and other operating costs, net profit for gasoline sales averages 3 cents a gallon, according the National Association of Convenience Stores.