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

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”.

It depends! Normally, the percentage that you can save with that Sglinkstore.com 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 Sglinkstore.com. 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 Sglinkstore.com 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 Sglinkstore.com to get it by tracking all of its promotion programs.