http://gadgetzz.com/2015/10/12/this-creepy-puzzle-arrived-in-our-mail/

http://gadgetzz.com/2015/10/22/breakdown-of-the-possible-theories-surrounding-11b-x-1371/

http://gadgetzz.com/2016/01/01/part-two-of-the-creepy-puzzle-11b-3-1369/