diff --git a/doc/source/infeo_at.md b/doc/source/infeo_at.md
index d79958f4..5a169f2a 100644
--- a/doc/source/infeo_at.md
+++ b/doc/source/infeo_at.md
@@ -29,7 +29,7 @@ waste_collection_schedule:
     - name: infeo_at
       args:
         customer: bogenschütz
-        zone: "Rottenburg (Bezirk 2; Baisingen; Ergenzingen)"
+        zone: "Dettenhausen"
 ```
 
 ## How to get the source arguments
@@ -46,8 +46,36 @@ If your provider is also using infeo.at you can just try to use the name of your
 
 #### Bogenschuetz-Entsorgung.de
 - Go to your calendar at `https://www.bogenschuetz-entsorgung.de/images/wastecal/index-zone.html`.
-- Leave the year as it is and select the zone of your choice.
-- Copy the whole zone name and put it into `zone` of your configuration.
+- Browse through all the available years and check the naming of your desired zone and try to find what makes it unique.
+- Put this unique string into `zone` of your configuration.
+- It will just be checked if the calendar contains an entry that contains your keyword `zone`.
+
+##### Example 1: Dettenhausen
+- For 2022 it is: `Dettenhausen, Tübingen (Bebenhausen; Lustnau)`
+- For 2023 it is: `Dettenhausen`
+- Use `Dettenhausen` as zone
+
+##### Example 2: Ofterdingen
+- For 2022 it is: `Dußlingen, Ofterdingen`
+- For 2023 it is: `Ofterdingen`
+- Use `Ofterdingen` as zone
+
+##### Example 3: Felldorf
+- For 2022 it is: `Rottenburg (Bad Niedernau; Bieringen; Eckenweiler; Frommenhausen; Obernau; Schwalldorf), Starzach (Bierlingen; Börstingen; Felldorf; Sulzau; Wachendorf)`
+- For 2023 it is: `Starzach (Bierlingen; Börstingen; Felldorf; Sulzau; Wachendorf)`
+- Use `Felldorf` as zone
+
+##### Example 4: Tübingen Innenstadt
+- For 2022 it is: `Tübingen (Bezirk 4 - Innenstadt)`
+- For 2023 it is: `Tübingen (Bezirk 4 - Innenstadt)`
+- Use `Innenstadt` as zone
+- Do NOT use `Tübingen` as it is used multiple times!
+
+##### Example 5: Pfäffingen
+- For 2022 it is: `Tübingen (Bühl; Hirschau; Kilchberg; Unterjesingen; Weilheim), Rottenburg (Kiebingen; Wurmlingen), Ammerbuch (Pfäffingen)`
+- For 2023 it is: `Ammerbuch (Pfäffingen)`
+- Use `Pfäffingen` as zone
+- Do NOT use `Ammerbuch` as it is used multiple times!
 
 ### city, street, house number