With this simple tool you can receive the GPS position of a bus (only available in the Netherlands), the default bus is Arriva 7775, but to track another vehicle you just have to enter the URL of a vehicle on the detail page in busposities.nl set and you can follow...
A shortcut which toggles your G202 Gate Controller (or similar GSM Gate Controllers) while checking, if you are near the gate. The controller can be found cheaply on AliExpress or similar sites.