You must know your competition in and out. Keep your friends close, but keep your competitors closer. You need to know all the things that you learned about your customers except fill in the blank for each competitor on all of those above items. Learn how you are the same/ different. Learn the similarities/differences about each product and service you offer. Learn how they sell or promote their products /services.
Marketing is the soul of your business, it means anything you do for the promotion of your business comes under marketing. However, without a plan or strategy your marketing campaign will not deliver the desired results. Therefore, creating marketing plan for any business is vital.