Open Schwad opened 8 years ago
https://support.sendgrid.com/hc/en-us/articles/200184928-HTML-Rendering-The-Do-s-and-Dont-s-of-Cross-Platform-Email-Design
https://support.sendgrid.com/hc/en-us/articles/200184928-HTML-Rendering-The-Do-s-and-Dont-s-of-Cross-Platform-Email-Design