Creating a cat-eye is, by far, the most popular way to employ a liquid eyeliner. If you’re just starting or have a shaky hand, know that it can be done. “Try creating the shape you want by using a pencil first—it's easier to tidy up with a cotton bud,” Lottie explains. (Check out the best pencil eyeliners as rated by Byrdie.) “I always, always start my line where I want it to end and work inwards toward the eye instead of starting in the inner corner,” Lottie adds. She also notes that you should look straight into the mirror while applying to give yourself the best vantage point and help to keep the lines balanced on each side.