You guys remember playing with pokemon, yu-gi-oh and magic cards?
I was also totally into it!
But i decided to make my hobby to money.. ok at least i tried.
When i became 18 i signed an official trade licence and opened an ebay account.
I buy up to 96 displays of every new released series and sell every single card on ebay. This is a lot of work, but it makes some money.
Here is the proof vid: