Spammers have the habit of hiding some bad or malicious URLs behind the safe looking links. Due to this spam filters checks and scans for each and every available links in the email campaign and at times they might alter the way they get displayed for some subscribers which depends up on the device they use. At times, the subscribers spam filter might push the redirected link code from the link tracking, to that in to your email content when it displayed to your subscribers. When the subscribe...