How to integrate with EmailOctopus 1. Go to Mailings page: 2. Scroll down and click “Connect” button what is on the right side of EmailOctopus logo: 3. Your EmailOctopus API key can be found on your EmailOctopus account: 4. Log in your EmailOctopus account and pick “API” from the left menu. Copy your API key and return to your PopUp Domination account: […]