Once you select the country, "Cities" will be listed and you can select the city.
Then you can select "All Districts" from the drop-down box or "Select District". If you select "Select District", the districts of the selected city will be listed. You can select the city(s) by checking the checkboxes.
To complete the definition you need to save it.
Viewing Geographic Area Units in a Compact View
On the "Geographic Regions" screen, you can press the "Units" button.
You can view the geographic area unit hierarchy in rows.
Each row displays the "Responsible Persons", "Connections" buttons and "Region Definition" buttons.
You can press the buttons to view the information you defined above.