--- a/INSTALL.txt	Tue Apr 03 09:55:58 2012 +0200
+++ b/INSTALL.txt	Tue Apr 03 10:48:41 2012 +0200
@@ -115,6 +115,11 @@
 Install Apache Webserver
 ------------------------
 
+.. important::
+   If you are  using `MS4W <http://www.maptools.org/ms4w/>`_, the following install instruction does not
+   help. MS4W does not provide the neede version to run MXD2map, though it
+   can be used to preview the `resulting` mapfiles!
+
 If you will be able to display the resulting mapfiles directly you need to
 install a webserver like Apache2 and the UMN MapServer CGI-file
 ``mapserv.exe``.
@@ -159,6 +164,8 @@
     # set GDAL_DRIVER_PATH environment variable for gdal plugins
     SetEnv GDAL_DRIVER_PATH "c:/ms_6.1-dev/bin/gdal/plugins"
 
+#. Optional: Add your proprietary DLLs to ``c:/ms_6.1-dev/bin`` for Oracle, SDE etc.
+
 
 Configure Logging
 -----------------