diff --git a/mozilla/webtools/aus/README b/mozilla/webtools/aus/README
new file mode 100644
index 00000000000..a7cfa6bdd72
--- /dev/null
+++ b/mozilla/webtools/aus/README
@@ -0,0 +1,11 @@
+AUS
+
+AUS is a multi-faceted web service.  It contains:
+    * ./? -- build scripts for patch generation and creation of update metadata
+    * ./xml -- PHP XML generation code based on build data
+    * ./sanity -- Simple PHP scripts to test for regressions
+
+For more information on AUS, view the wiki page at:
+    http://wiki.mozilla.org/AUS
+
+Contact: <morgamic@mozilla.com>
diff --git a/mozilla/webtools/aus/sanity/README b/mozilla/webtools/aus/sanity/README
new file mode 100644
index 00000000000..f352ce5876a
--- /dev/null
+++ b/mozilla/webtools/aus/sanity/README
@@ -0,0 +1,15 @@
+AUS Sanity Checking
+-------------------
+This directory shouldn't be sitting out running in production.
+
+Use it to generate some informal tests and reports and compare output of different AUS sources.
+
+Usage:
+    * Add tests to sanity.ini
+    * Generate controls
+    * Compare controls (usually taken from prod) against other results (staging, dev, etc.)
+
+For more information on AUS, view the wiki page at:
+    http://wiki.mozilla.org/AUS
+
+Contact: <morgamic@mozilla.com>
diff --git a/mozilla/webtools/aus/xml/README b/mozilla/webtools/aus/xml/README
index 7347188a683..234aaacdcfc 100644
--- a/mozilla/webtools/aus/xml/README
+++ b/mozilla/webtools/aus/xml/README
@@ -9,4 +9,7 @@ NOTE: source files must follow a naming convention:
 
 NOTE: adjust the .htaccess file's RewriteBase if you are having problems.
 
+For more information on AUS, view the wiki page at:
+    http://wiki.mozilla.org/AUS
+
 Contact: <morgamic@mozilla.com>