If you are asking this, you've never used eBay before.

1) Easy kena or not, it's up to you. See seller's rating.
2) They have the dispute section where you can get your refund - if you can proof your item did not reach you, etc.
3) You don't scam the seller back.

This post has been edited by patienceGNR: Feb 5 2014, 10:34 PM