Flat rate, This depends on where it's going (us/canada) Not much :) Most of the time I end up paying out of pocket for the balance, but that;s fine by me.
Perfect! Watching is when you flag an auction to be on your watch list...you may not bid on it right away, but you watch it to see where the bid is at in case you want to bid later on in the auction. It also then appears on your 'home' page as well for easy retreival and watching :)