David Paulides and the Missing 411 "Nationwide Searches"

David Paulides is a former police officer who is now an investigator and writer known primarily for his self-published books dedicated to proving the reality of Bigfoot, and establishing the Missing 411 conspiracy. Missing 411 is a series of books and a film, which document cases of people who have gone missing in national parks and elsewhere, and maintain that these cases are unusual and mysterious

Missing 411- Lake Michigan & Lake Superior Air Mysteries
https://www.youtube.com/watch?v=UWTksB-uUvY
https://www.nabigfootsearch.com/Bigfootstore.html
https://www.canammissing.com/page/page/8396197.htm