diff --git a/README.md b/README.md
index 6b4b5ac..9cafe98 100644
--- a/README.md
+++ b/README.md
@@ -68,19 +68,19 @@ arkmanager install
 To get a complete list of the script commands you can run `arkmanager --help` or `arkmanager -h`.
 
 #### arkmanager install
-installs arkmanager to the directory specified in `/etc/arkmanager/arkmanager.cfg` or `~/.arkmanager.cfg`.
+Installs arkmanager to the directory specified in `/etc/arkmanager/arkmanager.cfg` or `~/.arkmanager.cfg`.
 
 #### arkmanager start
-starts ARK server
+Starts ARK server
 
 #### arkmanager stop
-stops ARK server
+Stops ARK server
 
 #### arkmanager restart
-restarts ARK server
+Restarts ARK server
 
 #### arkmanager update
-manually updates ARK server if a new version is available
+Manually updates ARK server if a new version is available
 
 #### arkmanager update --force
 Apply update without check the current version
@@ -100,6 +100,22 @@ Check for a new ARK Server Tools version and upgrades it if needed
 #### arkmanager backup
 Saves a backup of your server inside the backup directory
 
+#### arkmanager broadcast "message"
+Broadcast a message to all curently connected players. Example:
+```
+arkmanager broadcast "Hi, admin there"
+```
+
+#### arkmanager saveworld
+Saves the current world.
+
+#### arkmanager rconcmd <cmd>
+Run a rcon command on the server. Example:
+```
+arkmanager rconcmd "ListPlayers"
+```
+Full list of available command here: http://steamcommunity.com/sharedfiles/filedetails/?id=454529617&searchtext=admin
+
 ## Credits
 
 Original author of arkmanager: LeXaT
diff --git a/tools/arkmanager b/tools/arkmanager
index 7825bc3..8acd5aa 100755
--- a/tools/arkmanager
+++ b/tools/arkmanager
@@ -31,8 +31,6 @@ if [ -x /usr/sbin/lsof ]; then
 fi
 
 # Local variables
-info=""
-thejob=""
 instver=""
 bnumber=""
 GREEN="\\033[1;32m"
@@ -400,7 +398,7 @@ forceUpdate(){
 #
 doSafeUpdate(){
   cd "$arkserverroot"
-  
+
   if isUpdateNeeded; then
     while [ ! `find $arkserverroot/ShooterGame/Saved/SavedArks -mmin -1 -name ${serverMap##*/}.ark` ]; do
 	  echo "`timestamp`: Save file older than 1 minute. Delaying update." >> "$logdir/update.log"