@forman - When you add a Button Block in the Klaviyo Template Editor, you have to adjust the Button Link to where you want it to go like this:

Then, you have to use the “Coupon Name” as part of the link to apply the dynamic coupon like this:

https://shopifystore.com/discount/{% coupon_code 'example_coupon_code' %}

If you want it to go to your checkout page, you have to add the redirect to the checkout, depending on which Flow Metric you’re using, you can typically use this URL:

{{ event.extra.responsive_checkout_url }}

Here’s a few additional resources to help you with more detail:

• How to Add a Link that Applies a Unique Coupon Code

• How To Add A Link To Apply A Dynamic Coupon Code On Shopify Checkout

Hope this helps!