Hi HodyCrouch,   Thanks for all the answers. I'll try to make it work with monitoring and calling the splashAuthorizationStatus API.   Regarding this: "You might also be able to use the /devices/[serial]/clients API with different values for timespan to try to figure out which devices were recently connected but are no longer in the area." I don't really understand how it works.   The reason behind forcing a client to re login is marketing. The owner of the cofee shop wants his customers to popularize his business if or when they come back. From my point of view it makes more sense to set a time limit of a few hours than everytime they get out of WiFi range.     ... View more