You should always check for the blades and replace them if you find them dull. Secondly, you should continually oil the blades and foils for smoother and better performance. Thirdly, you should clean your razor after every use, especially foils and blades. Don’t press too hard unless it is required. And last but not least, use pre-shaving lotion for dry shaving and quality shaving cream or gel for wet shaving.