--- a/ideal-devel-proj.rst	Tue Jan 05 21:59:08 2010 +0200
+++ b/ideal-devel-proj.rst	Tue Jan 05 22:09:46 2010 +0200
@@ -1,11 +1,25 @@
 -*- mode: outline; coding: utf-8 -*-
 
-                      Ideal software project management.
+                      Ideal software development model.
+
+
+* Open source.
+
+Open source development have much freedom select any development model.
 
 
 * Close source.
 
-* Open source.
+Close source sortware development restrict in using models, technic or
+software resources; restrict their public appear because of its proprietary
+nature.
+
+In many case you can not directly contact with developers (only through
+support). You can not access to product bug tracing system (you only can
+submit bug via crash report application or technical support); publicly appear
+internal bug tracing can damage product reputation. Internal
+architecture/protocol description can drop leading product position (allowing
+another party get same product and get company money).
 
 * Component.
 
@@ -36,7 +50,8 @@
 Additionally:
 
  * help welcome, requirement to join to project
- * mail/news list for users/developers, how to subscribe/unsubscribe
+ * mail/news list for users/developers, how to subscribe/unsubscribe, where
+   find archive, how search for keyword in archive
  * project history (NEWS, ChangeLog)
  * project policy (HACKING)
  * how build project (README, INSTALL)