Security camera footage or red light cameras are commonly used narrative techniques in Arrested Development. The photo stills and security footage play into the faux-documentary nature of the show.
Tobias returned to the model home to surprise Maeby but was caught by John Beard's reality show ("A New Start")
Tobias was caught on by John Beard's reality show John Beard's To Entrap a Local Predator: Orange County Edition: Super Creep and arrested for being a sex offender. ("A New Start")
In "Charity Drive" when Maeby and George Michael break into the permit office Maeby tells her cousin that she didn't want him to wear mittens because he'd look silly on the security cameras.