Yeah, that all sounds about right! A bit of an aside because it sounds like he really did live there full-time, but another reason why people in RS units would

Yeah, that all sounds about right! A bit of an aside because it sounds like he really did live there full-time, but another reason why people in RS units wouldn't want an phone-enabled lock on their door is it possibly gives the landlord information on how often they come and go. Some people who have units like that live somewhere else but just can't bring themselves to let the things go, so they use them as storage and go by once a week to check the mail.