Several factors play into it - how much is it used for 'lost' vs 'stolen(?)' as well as 'if stolen, by someone savvy enough to be checking for tags?' and 'if st

Several factors play into it - how much is it used for 'lost' vs 'stolen(?)' as well as 'if stolen, by someone savvy enough to be checking for tags?' and 'if stolen how long before anti-stalking alerts? Does it alert during daily commutes on the same train? Only after 2+ hours? 3+?'