Add note about Ontario (ON)

fabaff · fabaff · commit 67475ff6709f · 2017-04-10T13:41:18.000+02:00
diff --git a/source/_components/binary_sensor.workday.markdown b/source/_components/binary_sensor.workday.markdown
@@ -22,18 +22,21 @@ To enable the `workday` sensor in your installation, add the following to your `
 binary_sensor:
   - platform: workday
     country: DE
-    province: BW
 ```
 
 Configuration variables:
 
 - **country** (*Required*): Country code according to [holidays](https://pypi.python.org/pypi/holidays/0.8.1) notation.
-- **province** (*Optional*): Province code according to [holidays](https://pypi.python.org/pypi/holidays/0.8.1) notation (defaults to None).
-- **workdays** (*Optional*): List of workdays (defaults to mon, tue, wed, thu, fri).
-- **excludes** (*Optional*): List of workday excludes (defaults to sat, sun, holiday).
+- **province** (*Optional*): Province code according to [holidays](https://pypi.python.org/pypi/holidays/0.8.1) notation. Defaults to None.
+- **workdays** (*Optional*): List of workdays. Defaults to `mon`, `tue`, `wed`, `thu`, `fri`.
+- **excludes** (*Optional*): List of workday excludes. Defaults to `sat`, `sun`, `holiday`.
 
 Days are specified as follows: `mon`, `tue`, `wed`, `thu`, `fri`, `sat`, `sun`. The keyword `holiday` is used for public holidays identified by the holidays module.
 
+<p class='note warning'>
+If you use the sensor for Canada (`CA`) with Ontario (`ON`) as `province:` then you need to wrap `ON` in quotes. Otherwise the value is evaluated as `True` (check the YAML documentation for further details) and the sensor will not work.
+</p>
+
 Example usage for automation:
 
 ```yaml
