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

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

Yes. Coupons for each Discount Event of Udemy 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.