Do you have questions on how to create an email template on Constant Contact from scratch?
-Check this article: https://help.sendspark.com/en/articles/8337859-constant-contact-how-to-send-personalized-videos-at-scale
Do you want to learn more about Merge tags?
-Check this article: https://help.sendspark.com/en/articles/6354462-how-to-use-merge-tags-in-sendspark-to-personalize-videos-at-scale