Normally, the military discounts programs on some occasions of the year. In order to know whether it is offered or not is depended on yandex's policy sales, you can visit the store now for your reference.

On some big events such as Black Friday, Valentine's Day,... yandex will constantly offer up to 50% discount or more, so all customers can purchase well on their budget without worry.

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

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

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 yandex.