Using these Hawk 13 Ford Focus HP+ brake pads is straightforward. Just have a professional mechanic install them according to the standard procedures for your Ford Focus ST from 2013 - 2014. As for precautions, avoid sudden and extreme braking right after installation to allow the pads to bed - in properly. During normal use, if you notice any unusual noises or a decrease in braking performance, have the brakes checked immediately. For maintenance, regularly inspect the brake pads for wear. If the pads are worn down to the minimum thickness, it's time to replace them. Also, keep the brake system clean to ensure these high - performance pads work at their best.