Yes, there are several working coupons for mit45.com. There is a 15% off sitewide coupon available. Additionally, there is a free shipping coupon for orders over $50. There is also an instant 20% off coupon available when you join MIT45's email newsletter. Furthermore, there are exclusive discounts and rewards for those who qualify under certain categories such as Military, Responder, Medical, and Teacher. These discounts can be obtained by verifying eligibility through VerifyPass. Please note that all discount codes are single-use and customers are able to generate one code every 24 hours. It's also important to note that these discount codes cannot be combined with special promotions, sitewide sales, subscription services, or loyalty program points. Please visit the official website of MIT45 for more details and to check your eligibility.