Of course not, most coupons may be used only by you when you received them directly from homdiy. As the homdiy coupon includes your User ID, it cannot be resold or transferred in any way.

To avoid this problem, you should check out carefully homdiy promo code before that promo code could be expired, some promo codes are tied to a minimum purchase, a first-time purchase, or tied to geography, and other reasons.

It depends! Normally, the percentage that you can save with that homdiy 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.

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

At the time of updating, homdiy has not applied Student Discount all year round yet. Check the official store and reach out to the customer support team to be clear.