When trying to avoid being sent to the SPAM folder, how much do you try to avoid "SPAM keywords" in your emails? Words that are supposed to be flagged by ESPs and have your emails be treated as SPAM. I know there are things in the message that would obviously be seen as suspicious, but is it logical to spend time in researching what words are good and what words aren't?

Are there any truths in this infographic.
Myth #7 is claiming that these keywords have little to no effect on the 540 billion emails sent.