Remember when you were young and dreamed of opening up that store one day or starting that business? For many retirees, there is no time like the present. Many retired people still like to keep themselves active and busy, and what better way to do that than realizing a passion you've always had? For some people, this may seem like a daunting task, but the internet has made it much easier to open up shop from the comfort of your home. And the start-up costs are also much more affordable than doing it the brick-and-mortar way.