diff --git a/Operating-Procedure.md b/Operating-Procedure.md
index 674e662..3514777 100644
--- a/Operating-Procedure.md
+++ b/Operating-Procedure.md
@@ -1,5 +1,7 @@
 # System Operation
 
+Most of the operation should be straight-forward, but here you will find the details.
+
 ## Manual Operation
 
 ## Automatic Process Control Operation
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