have no potential customers

Everyone tells you that you need to research your potential customers, but no one tells you much about how to do it. Whether you are in a small organization or at a large company you need good prospect research and you may wonder where t begin and how t add use full details to that shadowy group known as potential customers.
What are potential customers?
Customer is a person who purchases goods or services from another buyer patron therefore customer is someone who has already purchased goods or services. While it may seem obvious that everyone else who has not yet purchased your products or services is a potential customer, this is not the case.
Not everyone who has not yet purchased your products or services is a potential customer for an organizations product and or services. They may be perfect for some kind of people completely inappropriate for other kinds and average for others. The definition according to wwwoncallbiz.com for potential is capable of being or becoming.