Why does my coupon not work?????

Add coupon to subtotal.

not valid.

change rules for products. Change to apply to product. 
not valid.

create new coupon.

not valid.

i am so over this drama.   It should be enter code, coupon works. 

period.  

It seems you have created one more thread for same question and one of my colleague already answered you in the following thread: https://www.jotform.com/answers/2367204