diff --git a/hgext/convert/__init__.py b/hgext/convert/__init__.py
--- a/hgext/convert/__init__.py
+++ b/hgext/convert/__init__.py
@@ -5,7 +5,7 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2, incorporated herein by reference.
 
-'''import from foreign VCS repositories into Mercurial'''
+'''import revisions from foreign VCS repositories into Mercurial'''
 
 import convcmd
 import cvsps
diff --git a/hgext/graphlog.py b/hgext/graphlog.py
--- a/hgext/graphlog.py
+++ b/hgext/graphlog.py
@@ -5,7 +5,7 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2, incorporated herein by reference.
 
-'''show revision graphs in terminals
+'''view revision graphs from a shell
 
 This extension adds a --graph option to the incoming, outgoing and log
 commands. When this options is given, an ASCII representation of the
diff --git a/hgext/highlight/__init__.py b/hgext/highlight/__init__.py
--- a/hgext/highlight/__init__.py
+++ b/hgext/highlight/__init__.py
@@ -8,7 +8,7 @@
 # The original module was split in an interface and an implementation
 # file to defer pygments loading and speedup extension setup.
 
-"""syntax highlighting for hgweb
+"""syntax highlighting for hgweb (requires Pygments)
 
 It depends on the Pygments syntax highlighting library:
 http://pygments.org/
diff --git a/hgext/inotify/__init__.py b/hgext/inotify/__init__.py
--- a/hgext/inotify/__init__.py
+++ b/hgext/inotify/__init__.py
@@ -6,7 +6,7 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2, incorporated herein by reference.
 
-'''accelerate status report using system level services'''
+'''accelerate status report using Linux's inotify service'''
 
 # todo: socket permissions
 
diff --git a/hgext/mq.py b/hgext/mq.py
--- a/hgext/mq.py
+++ b/hgext/mq.py
@@ -5,7 +5,7 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2, incorporated herein by reference.
 
-'''work with a stack of patches
+'''manage a stack of patches
 
 This extension lets you work with a stack of patches in a Mercurial
 repository. It manages two stacks of patches - all known patches, and
diff --git a/hgext/win32mbcs.py b/hgext/win32mbcs.py
--- a/hgext/win32mbcs.py
+++ b/hgext/win32mbcs.py
@@ -9,7 +9,7 @@
 # GNU General Public License version 2, incorporated herein by reference.
 #
 
-'''allow the use of MBCS paths with problematic encoding
+'''allow the use of MBCS paths with problematic encodings
 
 Some MBCS encodings are not good for some path operations (i.e.
 splitting path, case conversion, etc.) with its encoded bytes. We call
diff --git a/tests/test-keyword.out b/tests/test-keyword.out
--- a/tests/test-keyword.out
+++ b/tests/test-keyword.out
@@ -56,7 +56,7 @@ list of commands:
 enabled extensions:
 
  keyword   expand keywords in tracked files
- mq        work with a stack of patches
+ mq        manage a stack of patches
  notify    send e-mail notifications for commits/pushes
 
 use "hg -v help keyword" to show aliases and global options
diff --git a/tests/test-mq.out b/tests/test-mq.out
--- a/tests/test-mq.out
+++ b/tests/test-mq.out
@@ -1,5 +1,5 @@
 % help
-mq extension - work with a stack of patches
+mq extension - manage a stack of patches
 
 This extension lets you work with a stack of patches in a Mercurial
 repository. It manages two stacks of patches - all known patches, and
@@ -53,7 +53,7 @@ list of commands:
 
 enabled extensions:
 
- mq   work with a stack of patches
+ mq   manage a stack of patches
 
 use "hg -v help mq" to show aliases and global options
 adding a