Facebook Instagram and other social media platforms make it easy to keep tabs on everyone. From your old school friends who have now probably moved to different parts of the world your college friends colleagues and whether you re willing to admit it or not even your ex who you haven t seen or heard from in a long time after your break-up or divorce. Maybe you decided to do some snooping on a particularly uneventful day and to your utmost shock your ex-boyfriend or husband has added a new life event Engaged. Here's why you stalk your ex on