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

It depends! Normally, the percentage that you can save with that My Domain Coupon will be shown right on the page, so you can see if it is applied sitewide or not. However, once you are not sure, try it right on their's products you want to buy.

There is no certain number for the frequency of releasing coupons from My Domain. But, most of the time, there will be at least one available. Special Discount Days such as Black Friday, Cyber Monday, Back to School Sale... come with many coupons.

Yes. Coupons for each Discount Event of My Domain 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. 

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

Yes. The old coupons from My Domain will be kept on the page if it has not expired. New coupons will continuously be updated.