concerned look and up and up and ultimately, $100 even to fill up his pickup with 15 gallons. a lot of of people are driving all over los angeles to find the cheapest gas prices, but there is a better way. reporter: pain at the pump is real for paint delivery man mark marijillo. i have to do it to support myself and my family. reporter: there are ways to ease the pain. what is the best way for the motorists to make sure they are getting the best deal on the gas? well, you don t want to go way out of your way to find the cheapest gasoline. you want to plan your route to where it is. reporter: a number growing of web sites and smart apps can find. i m in hollywood where a regular unleaded gas is $4.39 and i