Can my smart phone act as an arrival sensor and unlock my smart lock?

[ogiewon]

@lbarrowes

Here is a classic example of what you need to be wary of when using ST to automatically unlock your home…

Presence leaving and coming back in the night disarms the alarm

never seen this before but its happened 2/3 times in the past week and never been an issue before i have made no changes to the system for a good few weeks now so cant work out whats happening and why so i have the security alarm to disarm at 7am and to arm at 22.00 when both mine and my partners mobiles leave after 10 mins it sets the alarm to away and then when 1 of us comes back it will disarm the alarm this is working fine and not an issue but i have had notifications twice now that my wife’s phone has left once at just after midnight and come back about 30 mins later we was both up so i know the phone didnt leave but as the phone returned it done the welcome home and disarmed the alarm then i got up this morning to fine it did the same thing at 3am and returned at 3.46am do it d…