Yes, you must have a valid Grasscity account in order to buy an item at the Grasscity site and use your coupon. During the process of buying an item on our site, you can use your Grasscity account to see more of our services.

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

It depends! Normally, the percentage that you can save with that Grasscity 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 Grasscity. However, the store will surely give out notice if available.

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