How do i add a promo code in the hotel template?

i don't see how to add a 'product' which would be a room type with a monetary value. I would like to add promo codes to discount the room rate.

how do i do this?

I can see that you have opened multiple threads related to this same issue. Your query is responded in your previous thread here: https://www.jotform.com/answers/1832190.