With fuel prices regularly bouncing around unpredictably, filling up at the pump can easily become one of your largest monthly expenses. Most drivers assume the only way to lower that bill is by switching to a hybrid or an electric car. In reality, your right foot has far more influence over your gas mileage than you might think. Minor adjustments in how you accelerate, cruise, and maintain momentum can improve fuel efficiency by 10% to 30%. Here are the highest-impact driving habits you can start using today to stretch every tank. 1. Drive as if There’s an Egg Under the Gas Pedal Jackrabbit starts—flooring the accelerator from a dead stop—are…