Cash in on all of your old tech gadgets

The digital world moves fast. It's easy to get lost in the wave of new gadgets like Google Glass, 3-D printers and other new life-changing technologies. Just ask Windows XP. It only lived to see 13 short years before it set sail for operating-system heaven.

But do you ever think about what happens to your computer equipment after the latest and greatest gadget renders it obsolete? It's not pretty.

Hundreds of thousands of old computers, smartphones, TVs and other end up in e-waste centers like Agbogbloshie, Ghana, the world's largest e-dump. Here, men, even boys and girls as young as 11 are working near, in, with and around dangerous and toxic chemicals in the e-wasteland. Many of these people will suffer from lung problems, headaches, flesh wounds, insomnia, even cancer. Click here to read more on that sad story.

So, what should you do with all of your old and outdated tech gadgets? What about your old computer that ran on Windows XP?

You recycle them responsibly of course. Luckily, I know of several different tools you can use to responsibly recycle, reuse and even upcycle all of your old smartphones, tablets, computers and other gadgets.

Make money off old gadgets

Before you do anything, you should determine if any of these gadgets can be resold. You paid a small fortune for some of your gadgets, so why not get some of that hard-earned money back?