Sync changes from upstream repository

Hubot · Hubot · commit 3a8b03247782 · 2016-01-26T15:08:54.000-08:00
diff --git a/content/v3.md b/content/v3.md
@@ -169,7 +169,7 @@ Error Name | Description
 `invalid` | This means the formatting of a field is invalid.  The documentation for that resource should be able to give you more specific information.
 `already_exists` | This means another resource has the same value as this field.  This can happen in resources that must have some unique key (such as Label names).
 
-Resources may also send custom validation errors (where `code` is `custom`). Custom errors will always have a `message` field describing the error, as well as a `documentation_url` field pointing to some content that might help you resolve the error.
+Resources may also send custom validation errors (where `code` is `custom`). Custom errors will always have a `message` field describing the error, and most errors will also include a `documentation_url` field pointing to some content that might help you resolve the error.
 
 ## HTTP Redirects
 
