So Campaign Monitor is a email marketing tool. Gmail excels at segregating unsolicited marketing into a folder called "spam". So when I don't open those email

So Campaign Monitor is a email marketing tool. Gmail excels at segregating unsolicited marketing into a folder called "spam". So when I don't open those emails it makes Google look like a smaller proportion than those email clients that don't filter so well. Also, by default gmail does not open graphics (like tracking pixels) when opening a message. --just say'n