Resin Coupon Expiry

Did anyone else notice that the resin coupons are only valid for 3 months? I didn’t - I was waiting for the next set to be issued so I could order 4 in one go and now I can’t use the previous coupons - this sucks.

I think I’ll try this stuff instead:

http://shop.madesolid.com/collections/photopolymer-resin-form1-compatible

it’s cheaper too!