We recommend that you take advance of the great spam checker we have to screen your message before sending. As you know, spam messages are not appreciated by recipients, including your subscribers. We know you would never try to spam your customers, but if your email comes close with some words or formatting styles which may be confused for spam, your email might get confused with spam.
We have a spam checker that identifies any suspicious formatting or overused offer words, such as “free" +hurry" "buy now" that would cause a message to be flagged as spam. Make sure that your score is less than 5.0. Make sure to click the 'check spam score' before sending your message.