Thank you for your feedback and suggestions. Options 1, 3 and 4 would be all good but:1) I am using Shopify Email App and I can't find where I can upload a list of subscribers to the automation.3) I can't find a trigger based on Segments in the Shopi...

Hello, I am using Shopify Email App for a newsletter drip campaign and I was looking for ways to trigger the automation also for existing Email subscribers. I have an opt-in subscription to make sure my subscribers are motivated to be so. The automat...