The definition that is easiest to understand is simply revenue less expenses. Merriam-Webster's first definition is "a valuable return."

This definition does not mean your business will naturally earn a profit, maximize its profit or earn a valuable return.

I encourage you to first address cash profits and then total profit. There is a difference.

The Profit System developed by The Profit Expert is: Absolutely The Most Powerful Formula For Rapid Business Profit Improvement. 

The  Profit System  is a process for strengthening the infrastructure of your business so your business is positioned to capture maximum profits when the revenue building module of The Profit System is implemented.

The Profit System has an added bonus of achieving the results you know are possible from your business with less management time and less personal stress.

"As the founder of The Profit System, you have my commitment your company's revenue and profit potential will be realized from our proprietary closed loop business building system. Furthermore we have a program completely suited for your business and resources."