In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

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 dreamcontroller's policy, you can contact dreamcontroller via mail for your reference.

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

Yes, it has ever. It may not be available now, but it is completely possible for loyal customers of dreamcontroller to get it by tracking all of its promotion programs.

Shoppers can get coupons for their first purchase at the store. However, it is not all the time, sometimes, they cannot apply a discount on items selling out or items not contained in the promotion program. It depends on the time you shop at dreamcontroller.

The sitewide discount from dreamcontroller is applied on certain purchases. For Year-End Deals, the store may have its own requirement to offer you a sitewide discount.