diff --git a/build.gradle b/build.gradle
index a38ca4e5..c47aa743 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@ import org.apache.tools.ant.filters.ReplaceTokens
 apply plugin: 'java'
 
 group 'com.songoda.fabledskyblock'
-version 'Build-77'
+version 'Build-78'
 
 sourceCompatibility = 1.8
 
diff --git a/src/main/java/me/goodandevil/skyblock/command/commands/island/CoopCommand.java b/src/main/java/me/goodandevil/skyblock/command/commands/island/CoopCommand.java
index 9a82ec3a..14beef0b 100644
--- a/src/main/java/me/goodandevil/skyblock/command/commands/island/CoopCommand.java
+++ b/src/main/java/me/goodandevil/skyblock/command/commands/island/CoopCommand.java
@@ -102,6 +102,12 @@ public class CoopCommand extends SubCommand {
 
 						messageManager.sendMessage(player, configLoad.getString("Command.Island.Coop.Added.Message")
 								.replace("%player", targetPlayerName));
+
+						if (targetPlayer != null) {
+							messageManager.sendMessage(targetPlayer, configLoad.getString("Command.Island.Coop.AddedTarget.Message")
+									.replace("%player", player.getName()));
+						}
+
 						soundManager.playSound(player, Sounds.NOTE_PLING.bukkitSound(), 1.0F, 1.0F);
 					}
 
diff --git a/src/main/java/me/goodandevil/skyblock/island/Island.java b/src/main/java/me/goodandevil/skyblock/island/Island.java
index f722928f..d8113626 100644
--- a/src/main/java/me/goodandevil/skyblock/island/Island.java
+++ b/src/main/java/me/goodandevil/skyblock/island/Island.java
@@ -445,10 +445,12 @@ public class Island {
 
 	public void addCoopPlayer(UUID uuid) {
 		coopPlayers.add(uuid);
+		Bukkit.getScheduler().runTaskAsynchronously(skyblock, this::save);
 	}
 
 	public void removeCoopPlayer(UUID uuid) {
 		coopPlayers.remove(uuid);
+		Bukkit.getScheduler().runTaskAsynchronously(skyblock, this::save);
 	}
 
 	public boolean isCoopPlayer(UUID uuid) {
diff --git a/src/main/java/me/goodandevil/skyblock/leaderboard/LeaderboardManager.java b/src/main/java/me/goodandevil/skyblock/leaderboard/LeaderboardManager.java
index 8edced23..5764d1ca 100644
--- a/src/main/java/me/goodandevil/skyblock/leaderboard/LeaderboardManager.java
+++ b/src/main/java/me/goodandevil/skyblock/leaderboard/LeaderboardManager.java
@@ -49,9 +49,7 @@ public class LeaderboardManager {
 		boolean enableExemptions = skyblock.getFileManager().getConfig(new File(skyblock.getDataFolder(), "config.yml"))
 				.getFileConfiguration().getBoolean("Island.Leaderboard.Exemptions.Enable");
 
-		for (int i = 0; i < visitManager.getIslands().size(); i++) {
-			UUID ownerUUID = (UUID) visitManager.getIslands().keySet().toArray()[i];
-
+		for (UUID ownerUUID : visitManager.getIslands().keySet()) {
 			if (enableExemptions && economyManager.hasPermission(worldManager.getWorld(IslandWorld.Normal).getName(),
 					Bukkit.getOfflinePlayer(ownerUUID),
 					"fabledskyblock.top.exempt"))
@@ -93,21 +91,18 @@ public class LeaderboardManager {
 
 		switch (type) {
 			case Level:
-				for (int i = 0; i < visitManager.getIslands().size(); i++) {
-					UUID ownerUUID = (UUID) visitManager.getIslands().keySet().toArray()[i];
+				for (UUID ownerUUID : visitManager.getIslands().keySet()) {
 					Visit visit = visitManager.getIslands().get(ownerUUID);
 					leaderboardPlayers.add(new LeaderboardPlayer(ownerUUID, visit.getLevel().getLevel()));
 				}
 				break;
 			case Bank:
-				for (int i = 0; i < visitManager.getIslands().size(); i++) {
-					UUID ownerUUID = (UUID) visitManager.getIslands().keySet().toArray()[i];
+				for (UUID ownerUUID : visitManager.getIslands().keySet()) {
 					Visit visit = visitManager.getIslands().get(ownerUUID);
 					leaderboardPlayers.add(new LeaderboardPlayer(ownerUUID, (long)visit.getBankBalance()));
 				}
 			case Votes:
-				for (int i = 0; i < visitManager.getIslands().size(); i++) {
-					UUID ownerUUID = (UUID) visitManager.getIslands().keySet().toArray()[i];
+				for (UUID ownerUUID : visitManager.getIslands().keySet()) {
 					Visit visit = visitManager.getIslands().get(ownerUUID);
 					leaderboardPlayers.add(new LeaderboardPlayer(ownerUUID, visit.getVoters().size()));
 				}
@@ -150,14 +145,9 @@ public class LeaderboardManager {
 	}
 
 	public Leaderboard getLeaderboardFromPosition(Leaderboard.Type type, int position) {
-		for (Leaderboard leaderboardPlayerList : leaderboardStorage) {
-			if (leaderboardPlayerList.getType() == type) {
-				if (leaderboardPlayerList.getPosition() == position) {
-					return leaderboardPlayerList;
-				}
-			}
-		}
-
+		for (Leaderboard leaderboardPlayerList : leaderboardStorage)
+			if (leaderboardPlayerList.getType() == type && leaderboardPlayerList.getPosition() == position)
+				return leaderboardPlayerList;
 		return null;
 	}
 
diff --git a/src/main/java/me/goodandevil/skyblock/listeners/Interact.java b/src/main/java/me/goodandevil/skyblock/listeners/Interact.java
index 2275d5b1..cc55bf47 100644
--- a/src/main/java/me/goodandevil/skyblock/listeners/Interact.java
+++ b/src/main/java/me/goodandevil/skyblock/listeners/Interact.java
@@ -198,6 +198,7 @@ public class Interact implements Listener {
 				}
 
 				level.setMaterialAmount(materials.name(), materialAmount + 1);
+				return;
 			}
 
 			if (block.getType() == Materials.SWEET_BERRY_BUSH.parseMaterial()) {
diff --git a/src/main/resources/language.yml b/src/main/resources/language.yml
index 79d69b24..99d79564 100644
--- a/src/main/resources/language.yml
+++ b/src/main/resources/language.yml
@@ -325,6 +325,8 @@ Command:
         Message: '&bSkyBlock &8| &cError&8: &eYou cannot coop yourself because you''re already a Member of the Island.'
       Added:
         Message: '&bSkyBlock &8| &aInfo&8: &eYou have cooped &d%player&e.'
+      AddedTarget:
+        Message: '&bSkyBlock &8| &aInfo&8: &eYou have been cooped on &d%player''s&e island.'
       Banned:
         Message: '&bSkyBlock &8| &cError&8: &eYou cannot coop a banned player.'
       Permission: