Thank you for voicing your concern about the Catalog coupon codes.
The best way to share product feedback is by submitting an Idea in the Roadmap section in the Canvas Community. This forum provides users a space to participate in current product priorities and share and collaborate on ideas to improve or enhance Canvas. This is where our software developers will go to prioritize their work.
We suggest starting by searching for other user-submitted ideas that are similar to what you want and rating them. If you can’t find what you’re looking for, feel free to create a new idea and allow other community members to add and collaborate.
These two articles also dive into this process: