Thumb Score: +1
Looks like Jan2022 works on school Arizona branded mastercards for $ 10 off and no fees other than shipping costs of $ 0.50/ea. This codes as Giftcards on AMEX, so no category benefit available.
Add a $ 100 and a $ 50 to use code Jan2022 for $ 10 off. Net cost is $ 141 for $ 150. 6% discount not counting any additional credit card cashback.