5 Helpful Tips For Mowing Your Yard Trimming your lawn might seem like a uncomplicated and basic task. Without the right knowledge, preparation, and method, you might in fact end up causing major damage to your yard. To assist you cut your lawn correctly, and make sure that it grows into a healthy, thick and drought-resistant lawn, follow the easy yard trimming tips outlined below. Before you start trimming your yard, start by getting the lawn mower prepared. A dull blade on the other hand may end up harmful your yard as it is required to tear through blades of lawn-- exposing it to bugs and diseases.