diff --git a/docs/howto/error-reporting.txt b/docs/howto/error-reporting.txt
index e0750ce327..246e7445d0 100644
--- a/docs/howto/error-reporting.txt
+++ b/docs/howto/error-reporting.txt
@@ -23,6 +23,10 @@ administrators immediate notification of any errors. The :setting:`ADMINS` will
 get a description of the error, a complete Python traceback, and details about
 the HTTP request that caused the error.
 
+By default, Django will send email from root@localhost. However, some mail
+providers reject all email from this address. To use a different sender
+address, modify the :setting:`SERVER_EMAIL` setting.
+
 To disable this behavior, just remove all entries from the :setting:`ADMINS`
 setting.
 
@@ -33,12 +37,12 @@ Django can also be configured to email errors about broken links (404 "page
 not found" errors). Django sends emails about 404 errors when:
 
     * :setting:`DEBUG` is ``False``
-    
+
     * :setting:`SEND_BROKEN_LINK_EMAILS` is ``True``
-    
+
     * Your :setting:`MIDDLEWARE_CLASSES` setting includes ``CommonMiddleware``
       (which it does by default).
-    
+
 If those conditions are met, Django will e-mail the users listed in the
 :setting:`MANAGERS` setting whenever your code raises a 404 and the request has
 a referer. (It doesn't bother to e-mail for 404s that don't have a referer --