Well, basically, look here;
http://pages.ebay.ca/sell/resources.html
Open a second window and walk yourself through the SELL YOUR ITEM form at the top left of this page. Use something you don't want around the house.
If you find anything baffling, come here and one of us busybodies Posters will explain it to you.
Two important things to know.
Your customers' cleared payments will be Held by Paypal for 21 days. This is a Buyer Protection policy,nothing personal.
Don't start auctions at 99 cents. EBay encourages this and they are dead and rotting wrong.