“Line length is one of those tricky elements that can cause strange rendering issues in email clients. These problems may appear to take different forms as the length of the line changes. To help you troubleshoot the problem, I’m going to explain its roots, how to spot it and how to fix it.
If all of the code for your HTML email is on a single line–or enough characters are on a single line–some email clients may have trouble parsing it. Usually this happens when a line goes over 1000 characters, as that’s the RFC required limit” … CONTINUE READING