For $50 a year, a Wine.com customer can have all the wine they buy shipped to them at no additional cost. And there's no minimum order.
Read more about Wine.com's Steward-ShipTM program. Normally, Wine.com prices standard shipping at $8.95 an order, plus $1.00 a bottle, so a case would cost $21 to ship. So customers who expect to buy more than two cases (or 5 individual bottles) a year are going to want to sign up for this offer.
Unlimited shipping is a great tactic to get people to buy more from you online. Something you might want to consider for your own online e-commerce activities.