Basically, one of those red dots on "My Cars" whenever there is less than an hour left of a car being held.
#Let us know when we are about to lose a held car
hallow lotus
iron folio
You can turn on notifications so your phone tells you when you have a car that will expire in an hour.
hallow lotus
I was thinking about it within the app itself. Not everyone like games to send them notifications outside of the app.
keen stag
Not everyone likes to have 384629 red dots in game