Making money while you sleep.
Has a nice ring to it, doesn't it?
After reading books like "Rich Dad Poor Dad" and "4 Hour Work Week," I became 
interested obsessed with making passive income.
Whenever someone needs additional income, the stereotypical suggestion offered is to “get a part-time job.”
But what if you don't have the time or energy to put in all those extra hours?
I know I didn't. Plus that wasn't as appealing as making money while I was trading time for money.
For that, you may need some passive income ideas — ways to make money with little investment of time and effort on your part.
Here's a list of quite a few passive income ideas, so it's likely that you'll be able to find at least two or three that will work in your situation.