Email Service Provider (ESP)
ESP is an acronym for a service that enables marketers to send out email marketing campaigns to a list of users.
While web designers are dealing with 3 major web browsers such as Firefox, Safari and Chrome and screen sizes using Javascript, email developers are dealing Desktop clients, Mobile/Tablets clients and Web-based clients.
Here you will see how different ESPs behave differently in different environments.
Background color
Using background color can emphasize your email
Body email split by background colours
Only Apple Mail, Outlook 2019 mac and iOS will show the background color split in the body of emails, on mobile it will disappear and on other ESPs won’t show the background.
Background image in body email
Why do not design graphics in the body of your emails, even Email Monks faced some issue