GeoCoordinates updates

Related to MicrosoftDocs#9863

Author: chrisda

exchange/exchange-ps/exchange/Set-Contact.md

@@ -321,6 +321,8 @@ The GeoCoordinates parameter specifies the contact's location in latitude, longi
 - Latitude and longitude: For example, "47.644125;-122.122411"
 - Latitude, longitude, and altitude: For example, "47.644125;-122.122411;161.432"
 
+**Note**: If period separators don't work for you, use commas instead.
+
 ```yaml
 Type: GeoCoordinates
 Parameter Sets: (All)

exchange/exchange-ps/exchange/Set-User.md

@@ -502,6 +502,8 @@ The GeoCoordinates parameter specifies the user's location in latitude, longitud
 - Latitude and longitude: For example, "47.644125;-122.122411"
 - Latitude, longitude, and altitude: For example, "47.644125;-122.122411;161.432"
 
+**Note**: If period separators don't work for you, use commas instead.
+
 ```yaml
 Type: GeoCoordinates
 Parameter Sets: (All)