Ebay is amazing!! I just started to really get into it and it is an awesome place for many things.
For one, it is a great place to buy things. No matter how big or small it is, you can find it on ebay. Plus, chances are that you will get it for a cheaper price than you would have gotten it from in a store.
As a seller, it is also a great website. You can sell lots of stuff on the side and it is a good way to make some extra cash on the side.
I have found this site to be very useful, and pretty safe as well. Try it out and you will most likely get hooked too!