How to use the Coupons?
What is the benefit of VIP membership?
How should I be the VIP?
How Should I get the Points?
How should I get the Coupons?
If I do not want the points and coupons, what should I do?
Are there any limitations, if I use coupons to offset the service fee?
Why not all the coupons in activities can be presented to friends?