One way to get most traffic is if you've hadn't already go to Google and type eBay estimator. This helps you think of a wonderful traffic magnetic name that when people search for instance baseball cards yours could make the first 2 pages. This will increase your chance of visitors by a lot!
Another way is to share it on twitter face book and buzz. I don't mean sharing it once or twice but while you do it think of a catchy name to go with your tweet. I got over 100 peeps in one day viewing!
Way #3 is to open a blog. I suggest word press which is the one I use.
Way 4 is offline and a mix of online. Make T-shirts, flyers and anything you can think of. Find a website where you can make a mug or anything someone can use.
Go On! With this guide you're unbeatable:)My Ebay Page