diff --git a/README.md b/README.md
index b17774d..f83fbc8 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,16 @@ Options:
   --interactive   Confirm before processing
   --cache-warmup  Pre-generate checksums
 
+Before first run please check /etc/torrent/mover.conf
+and correct any needed values there.
+
+
+First run:
+torrent-mover --cache-warmup
+
+takes a loooong time since script is generating hash values for all files
+
+
 
 
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