Are you sitting down? Because I'm about to tell you something that may shock you. There are as many varieties of business opportunities online as there are off.

It's funny how a misconception can float around like a hotair balloon. Until you poke a hole in it. If someone were to tell you that dentistry is the only possible offline profession available, you'd know they were misinformed. And you wouldn't hesitate to fill them in on the opportunities in law and accounting and medicine and the like.

Yet 'online business' has come to mean a single mysterious process involving unknowable codes, such as HTML and java script, and, of course, such esoteric marketing strategies as the infamous PPC.

Well, don't let all those weird letter combinations keep you from the truth: there's an online business that's not only right for you, but one that you can actually master before you're ready to cash in on your 401K. Or Social Security. Depending on what era you were born into.

So whoever you are -- however young or old, grandparent or grandchild, or somewhere in-between -- let's take a look at what's out there for YOU: