By Jack Money Business Writer jmoney@oklahoman.comGasBuddy and Love's Travel Stops & Country Stores announced this week they've launched an effort to bring fuel buying into the 21st century. The companies have unveiled a mobile payment service for buying gas at Love's stores within the GasBuddy app for mobile devices, aimed at making the service easier and more secure to buy fuel. For now, the service's use inside the app is limited to fuel purchases made at any of Love's more than 450 locations across 41 states. But GasBuddy hopes to expand its use to other fuel retailers, too, expecting an acceleration of activity as more of GasBuddy's users become aware of the technology and its conveniences. Sarah McCrary, GasBuddy's CEO, said the method is designed to be easier. "When I'm driving, my phone is already out, but my payment cards, they are in my wallet," she said.Read more on NewsOK.com