Add a Remind button to your website. It lets visitors schedule email and text message reminders about your upcoming products.
Best of all, you can use it for free.
Here are two examples, click on the Remind buttons to see how they work
Pie Eating Contest
Where: Bill's Country Diner
When: October 27th, 2012
Video Game Product Launch
Where: Game Store
When: December 10th, 2012