If you want to work in Dunakeszi, choose Dunakeszi in the application before going online.
If you work without a scheduled hour and want to change the delivery area, all you have to do is switch yourself offline and select Dunakeszi before going back online again.
Also, if you work in Dunakeszi you must be within the zone shown in the image below. In this case, you only need to deliver orders from restaurants within the Dunakeszi zone.
The hotspots are marked for you on the map below.
Dunakeszi area (please note that some parts of Budapest are included towards the South of Dunakeszi):