reporter: pain at the pump is real for paint store delivery man mark murrillot. hurts because of the high prices but vie to do it to support myself and my family. reporter: there are ways to ease the pain. what s the best way for motorists to make sure that they re getting the best deal on the gas they buy? you don t want to go way out of your way spending gas trying to find the cheapest gasoline. plan your route to where the cheapest gasoline is in your area. reporter: a growing number of websites in smartphone apps can help. i m in hollywood, regular selling for $4.39 a gallon. that may be too expensive. i can go on my i toan and check an application to find if there s anything in the neighborhood that s cheaper. there is. less than half a mile away. here we are just down the street and gas is selling for $4.15 a gallon. 24 cents a gallon less. that could be a savings of $3, $4, $5 depending how big your gas tank is. the catch, to get the savings