ESP's like mailchimp, constant contact, and other always have some issues with emails...mainly because of the contacts list.. I made the switch to mailclickconvert.com from constant conatct and its been much better.
ESP's like mailchimp, constant contact, and other always have some issues with emails...mainly because of the contacts list.. I made the switch to mailclickconvert.com from constant conatct and its been much better.