In order for a market to exisit, there must be a need for a product, ability to pay, willing to buy, authority to buy, and be a group large enough to result in a profit. Without these, you do not have...

Extracted text: In order for a market to exisit, there must be a need for a product, ability to pay, willing to buy, authority to buy, and be a group large enough to result in a profit. Without these, you do not have a viable market. What are some things a person can do to prevent not having a viable market?