Scentiments.com has found that reminding Scentury Club loyalty members that their points are about to expire through email can double average order values. These loyalty members usually spend 15% more per order than non-members anyway. So the retailer has begun emailing these members before their points expire to remind them to use them up. These emails generate a 30% higher average order value than emails sent to non-members. In addition, these reminder emails to loyalty members had a 106% increase in revenue per email, drove email opens up 139%, and click-throughs up 97%, and conversion rates up 25%.