What is a company? A start-up?

Many people know what a company is and what it does, but do we know exactly what it is defined as.
A company is a business that sells a product or service in exchange for revenue/profit.

Now what is a start-up? People who have done several start-ups in there life do not know what a   start-up is.
A start-up is a temporary organization designed to search for a repeatable and scalable business model. If your start-up is not scalable then do not put too much time into it. You want to make money from your business, if you are not-leave it behind.

Now what is a business model? It is a canvas that organizations use to search and learn about a plan for your start-up. Business Models creates value for itself.