Add Yahoo as a preferred source to see more of our stories on Google. The best gas apps are Upside, GasBuddy, Checkout 51 and Waze. Combine your app of choice with a rewards credit card to maximize ...

If you've ever stood at the pump wondering whether swiping your PC Optimum or Petro-Points card is actually doing anything, we see you. Between points, perks and partnered programs like Aeroplan and ...