He tracks down most of his former students and provide them with a blast from their past. In the last decade, he told his students in ninth grade to write a letter comprised of ten pages addressing their future selves. He then used his detective skills and tracked down all his students to deliver the letters to them. The students could not help but marvel at how incredible Mr. Farrer was in their lives. According to him, the task would help the 14-year old ninth graders to establish the future that they want to take two decades from then.