The video clips are actual home movies that were submitted to America's Funniest Home Video's and were rejected.
EIT has access to their archives.
Based on a YouTube series from Everything is Terrible called Memory Hole, which has continued following the pilot's airing. Many of the home-video montages were taken from this web series.
The fake onscreen address for sending in videos includes the real-life address of the White House at 1600 Pennsylvania Avenue in Washington, D.C.