diff --git a/src/fr/flifloo/StaffToggle/Commands/Staff.java b/src/fr/flifloo/StaffToggle/Commands/Staff.java
index 08b6332..dbaa116 100644
--- a/src/fr/flifloo/StaffToggle/Commands/Staff.java
+++ b/src/fr/flifloo/StaffToggle/Commands/Staff.java
@@ -4,33 +4,48 @@ import org.bukkit.ChatColor;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
+import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.entity.Player;
 
 import fr.flifloo.StaffToggle.Main;
 
 public class Staff implements CommandExecutor {
-    Main plugin;
+    private Main plugin;
+    private FileConfiguration language;
+    private FileConfiguration staffConf;
 
     public Staff(Main plugin) {
         this.plugin = plugin;
+        language = plugin.language.config;
+        staffConf = plugin.staffConf.config;
     }
 
     @Override
-    public boolean onCommand(CommandSender player, Command cmd, String label, String[] args) {
-        if (!(player instanceof Player)) {
-            player.sendMessage(ChatColor.RED + "Command only for players !");
+    public boolean onCommand(CommandSender sender, Command cmd, String label, String[] args) {
+        String message;
+        if (!(sender instanceof Player)) {
+            sender.sendMessage(ChatColor.RED + "Command only for players !");
             return false;
         }
 
         if (args.length == 0 || args[0].equalsIgnoreCase("help")) {
-            String message = plugin.language.config.getString("staff.help");
-            player.sendMessage(ChatColor.translateAlternateColorCodes('&', message));
+            message = language.getString("staff.help");
+            sender.sendMessage(ChatColor.translateAlternateColorCodes('&', message));
         }
-        else if (args[0].equalsIgnoreCase("modo")) {
-            player.sendMessage(ChatColor.GOLD + "Switch modo !");
+        else if (args[0].equalsIgnoreCase("modo") || args[0].equalsIgnoreCase("admin")) {
+            Player  player = (Player) sender;
+            if (!staffConf.isSet("players." + player.getUniqueId())) {
+                player.sendMessage("Not config yet !");
+                staffConf.set("players." + player.getUniqueId(), "test");
+                plugin.staffConf.save();
+            } else {
+                player.sendMessage("Fond config !");
+            }
         }
-        else if (args[0].equalsIgnoreCase("admin")) {
-            player.sendMessage(ChatColor.GOLD + "Switch admin  !");
+        else {
+            message = language.getString("unknown");
+            sender.sendMessage(ChatColor.translateAlternateColorCodes('&', message));
+            return false;
         }
         return true;
     }
diff --git a/src/fr/flifloo/StaffToggle/Configuration/Language.java b/src/fr/flifloo/StaffToggle/Configuration/Language.java
deleted file mode 100644
index b8d9f52..0000000
--- a/src/fr/flifloo/StaffToggle/Configuration/Language.java
+++ /dev/null
@@ -1,42 +0,0 @@
-package fr.flifloo.StaffToggle.Configuration;
-
-import fr.flifloo.StaffToggle.Main;
-import org.bukkit.configuration.InvalidConfigurationException;
-import org.bukkit.configuration.file.FileConfiguration;
-import org.bukkit.configuration.file.YamlConfiguration;
-
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStream;
-import java.nio.file.Files;
-import java.nio.file.StandardCopyOption;
-
-public class Language{
-    public FileConfiguration config;
-
-    public Language (Main main) {
-        String configLanguage = main.getConfig().getString("language");
-        InputStream resourceLanguage = main.getResource("languages/" + configLanguage + ".yml");
-        File configFile = new File(main.getDataFolder(),  "language.yml");
-
-        if (!configFile.exists()) {
-            configFile.getParentFile().mkdirs();
-            try {
-                Files.copy(resourceLanguage, configFile.toPath());
-            } catch (IOException e) {
-                e.printStackTrace();
-            }
-        }
-
-        config = new YamlConfiguration();
-        try {
-            config.load(configFile);
-            if (!configLanguage.equalsIgnoreCase(config.getString("language"))) {
-                Files.copy(resourceLanguage, configFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
-                config.load(configFile);
-            }
-        } catch (IOException | InvalidConfigurationException e) {
-            e.printStackTrace();
-        }
-    }
-}
diff --git a/src/fr/flifloo/StaffToggle/Configurations/Configuration.java b/src/fr/flifloo/StaffToggle/Configurations/Configuration.java
new file mode 100644
index 0000000..7dc5d22
--- /dev/null
+++ b/src/fr/flifloo/StaffToggle/Configurations/Configuration.java
@@ -0,0 +1,51 @@
+package fr.flifloo.StaffToggle.Configurations;
+
+import fr.flifloo.StaffToggle.Main;
+import org.bukkit.configuration.InvalidConfigurationException;
+import org.bukkit.configuration.file.FileConfiguration;
+import org.bukkit.configuration.file.YamlConfiguration;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+
+public class Configuration{
+    public String fileName;
+    public FileConfiguration config;
+    public File configFile;
+    InputStream resourceFile;
+    private Main plugin;
+
+    public Configuration (Main main, String name, String resourcePath) {
+        this.plugin = main;
+        this.fileName = name;
+        resourceFile = this.plugin.getResource(resourcePath);
+        configFile = new File(this.plugin.getDataFolder(),  fileName + ".yml");
+
+        if (!this.configFile.exists()) {
+            this.configFile.getParentFile().mkdirs();
+            try {
+                Files.copy(resourceFile, configFile.toPath());
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+
+        this.config = new YamlConfiguration();
+        try {
+            this.config.load(this.configFile);
+        } catch (IOException | InvalidConfigurationException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public void save() {
+        try {
+            this.config.save(this.configFile);
+        } catch (IOException e) {
+            this.plugin.getLogger().warning("Unable to save " + this.fileName); // shouldn't really happen, but save throws the exception
+        }
+    }
+}
diff --git a/src/fr/flifloo/StaffToggle/Configurations/Language.java b/src/fr/flifloo/StaffToggle/Configurations/Language.java
new file mode 100644
index 0000000..2a7ae8b
--- /dev/null
+++ b/src/fr/flifloo/StaffToggle/Configurations/Language.java
@@ -0,0 +1,26 @@
+package fr.flifloo.StaffToggle.Configurations;
+
+import fr.flifloo.StaffToggle.Main;
+import org.bukkit.configuration.InvalidConfigurationException;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+
+public class Language extends Configuration{
+
+    public Language (Main main) {
+        super(main, "language", "languages/" + main.getConfig().getString("language") + ".yml");
+
+        if (!main.getConfig().getString("language").equalsIgnoreCase(config.getString("language"))) {
+            try {
+                Files.copy(this.resourceFile, this.configFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
+                config.load(configFile);
+            } catch (IOException | InvalidConfigurationException  e) {
+                e.printStackTrace();
+            }
+        }
+
+    }
+}
diff --git a/src/fr/flifloo/StaffToggle/Configurations/StaffConf.java b/src/fr/flifloo/StaffToggle/Configurations/StaffConf.java
new file mode 100644
index 0000000..50363ba
--- /dev/null
+++ b/src/fr/flifloo/StaffToggle/Configurations/StaffConf.java
@@ -0,0 +1,9 @@
+package fr.flifloo.StaffToggle.Configurations;
+
+import fr.flifloo.StaffToggle.Main;
+
+public class StaffConf extends Configuration{
+    public StaffConf(Main main) {
+        super(main, "staffConf", "staffConf.yml");
+    }
+}
diff --git a/src/fr/flifloo/StaffToggle/Main.java b/src/fr/flifloo/StaffToggle/Main.java
index 9d02dac..c5f58c9 100644
--- a/src/fr/flifloo/StaffToggle/Main.java
+++ b/src/fr/flifloo/StaffToggle/Main.java
@@ -1,20 +1,18 @@
 package fr.flifloo.StaffToggle;
 
-import fr.flifloo.StaffToggle.Commands.*;
-import fr.flifloo.StaffToggle.Configuration.*;
-import org.bukkit.configuration.file.FileConfiguration;
+import fr.flifloo.StaffToggle.Commands.Staff;
+import fr.flifloo.StaffToggle.Configurations.*;
 import org.bukkit.plugin.java.JavaPlugin;
 
-import java.io.IOException;
-
 public class Main extends JavaPlugin {
     public Language language;
+    public StaffConf staffConf;
 
     @Override
     public void onEnable() {
         saveDefaultConfig();
-        getConfig().getString("language");
         language = new Language(this);
+        staffConf = new StaffConf(this);
         registerCommands();
     }
 
diff --git a/src/languages/en.yml b/src/languages/en.yml
index 7446d7b..f5ba280 100644
--- a/src/languages/en.yml
+++ b/src/languages/en.yml
@@ -1,6 +1,13 @@
 language: en
+unknon: "&cUnknown command !"
 staff:
   help: "&3=========={Staff help}==========\n
 &e/staff modo&9: Toggle moderation\n
 &e/staff admin&9: Toggle administration\n
-&3=============================="
\ No newline at end of file
+&3=============================="
+  modo:
+    on: "&eModeration on"
+    off: "&6Moderation off"
+  admin:
+    on: "&eAdministration on"
+    off: "&6Administration off"
\ No newline at end of file
diff --git a/src/staffConf.yml b/src/staffConf.yml
new file mode 100644
index 0000000..238c7ea
--- /dev/null
+++ b/src/staffConf.yml
@@ -0,0 +1 @@
+players:
\ No newline at end of file