If I were to build my own company, a company that provides mental health guidance to patients through the internet. The company aims to beat the stigma regarding counseling and therapy, which is the reason why it is done online for the client's convenience and liberty to seek help from professionals. The company's system offers free and premium membership which guarantees that the client can get the best solution to his/her mental health problems.

What business rules should I imply?

Business Rules - Paragraphs detailing the rules and constraints of the business. Describes the operations, instructions on how certain day-to-day actions should be performed.