Everyone knows you need a business plan, yet many business owners don’t realize a marketing plan is just as vital. Unlike a business plan, a marketing plan focuses on winning and keeping customers; it's strategic and includes numbers, facts and objectives. A good marketing plan spells out all the tools and tactics you’ll use to achieve your sales goals. It’s your plan of action—what you’ll sell, who'll want to buy it and the tactics you’ll use to generate leads that result in sales.