In any kind of business, marketing is the key to selling successfully. Without it, people won't know what you are offering or know that your business exists. Even if you have the best products or services out there, you have to remember that they will not sell if people don't know about them. You have to market it in order for people to know about their existence. You have to create the impression that you are the best in the business and also give them a reason why they should buy from you. So...