Normally, one discount code is only applied for one offer. However, If the users put a vast of items in their cart, it is easy to use one coupon code to purchase items. It depends on Crest's policy, you can contact Crest via mail for your reference.

Usually, Coupon Stacking is not allowed at Crest. However, the store will surely give out notice if available.

Yes. Coupons for each Discount Event of Crest will be collected here while being updated day by day. Sometimes, there will be deals not updated promptly but it's rare, we expect sympathy from you. 

There are now 13S offers on our site and Crest Coupon Codes usually end in 3-4 days. However, some Crest Deals don't have a definite end date, so it's possible that the code will be working until the store runs out of inventory for the promotional item.

All deals from Promotion Programs of Crest are collected here. For each certain occasion, its coupons will be on the top of the coupon list, and surely they always come with an expiry date.