diff --git a/Running-a-public-or-community-server.md b/Running-a-public-or-community-server.md
index d9e199b..50923f9 100644
--- a/Running-a-public-or-community-server.md
+++ b/Running-a-public-or-community-server.md
@@ -629,7 +629,7 @@ Allow cross posting to WordPress.
 
 Server impact - low.  Potentially high if you get a lot of users posting to WordPress with lots of posts, but this rarely happens. 
 
-Impact to support requests - low to moderate. For unknown reasons, _some_ self-hosted WordPress installs have problems with this one, but it usually works fine.
+Impact to support requests - low to moderate.  _Some_ self-hosted WordPress installs have problems with this one if you are using _old_ rewrite rules with an Nginx webserver, but works fine in the vast majority of cases.
 
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