Pay bills promptly: Making timely payment for all your monthly bills is an excellent practice, and not just because it saves you money by avoiding potential late fees. This practice will over time work silently to help you build and maintain solid credit.
Another advantage is that you will be using your money for essential payments first and not allow yourself to sit on cash that could be frittered away on less essential consumption. An ideal way would to be to use the auto pay options for your bills wherever possible to achieve more disciplined monthly spending.