diff --git a/remote_connection.sh b/remote_connection.sh
index f279a45..2c2bbe1 100755
--- a/remote_connection.sh
+++ b/remote_connection.sh
@@ -61,6 +61,7 @@ start_rsp() {
 }
 
 
+# Parser
 # looking for double parametters.
 
 for (( arg=1; arg<$#; arg++)); do
@@ -124,6 +125,7 @@ fi
 
 
 
+# Last check, if protocol define, launch it, else, exit 0
 case "${protocol}" in
     "ssh")
         start_ssh
@@ -133,7 +135,7 @@ case "${protocol}" in
         ;;
     *)
         echo "protocol ${protocol} uknown" >&2
-        echo ${Usage}
+        echo "${Usage}"
         exit
         ;;
 esac