diff --git a/README.md b/README.md
index adb6df8..2a23826 100644
--- a/README.md
+++ b/README.md
@@ -22,3 +22,18 @@ r.pl
 On the local machine,  it will wait,  till *s.pl* will request,  how many Bytes the local file has.
 *r.pl* opens and stats this file and responses.  Every content it will append to this file,
 till *s.pl* will announce an other file.
+
+Install
+=======
+
+First install ruby on your machine.
+Perl - i think - is already installed on all your machines.
+
+
+Usage
+=====
+
+
+  ./c.rb <MACHINE> DIR/REGEXP DEST
+
+This will copy files,  which match expression REGEXP in DIR on MACHINE to local-dir DEST.