There comes a point in the life of a business when you have to make an exit.  You should go into a business with an exit strategy in mind.  Don't get into something unless you know how you will get  out of it. 

The exit strategy for a business can be Succession Planning, Selling the Business, Taking the Business Public (IPO) or Closing the Business. 

Learn what is involved in each choice so that you can make the right choice and plan to execute your exit strategy.