Remove the interact spam check. I think it was only useful back in the old days where the denied messages where broadcasted to other players and not only yourself.

src/com/massivecraft/factions/entity/MConf.java

@@ -140,7 +140,6 @@ public class MConf extends Entity<MConf>
 	
 	public boolean handleExploitObsidianGenerators = true;
 	public boolean handleExploitEnderPearlClipping = true;
-	public boolean handleExploitInteractionSpam = true;
 	public boolean handleExploitTNTWaterlog = false;
 	
 	// -------------------------------------------- //

src/com/massivecraft/factions/listeners/FactionsListenerExploit.java

@@ -37,57 +37,6 @@ public class FactionsListenerExploit implements Listener
 		Bukkit.getPluginManager().registerEvents(this, Factions.get());
 	}
 	
-	// -------------------------------------------- //
-	// INTERACT SPAM
-	// -------------------------------------------- //
-	// TODO: Now that I decoupled this one it may be to sensitive.
-	// TODO: Yeah it's faaaaaaaaaar to sensitive. Let's just comment it out for now.
-	
-	/*
-	@EventHandler(priority = EventPriority.LOW, ignoreCancelled = true)
-	public void interactSpam(PlayerInteractEvent event)
-	{
-		if (!MConf.get().handleExploitInteractionSpam) return;
-		
-		Player player = event.getPlayer();
-		String playerId = SenderUtil.getSenderId(player);
-		
-		InteractAttemptSpam attempt = interactSpammers.get(playerId);
-		if (attempt == null)
-		{
-			attempt = new InteractAttemptSpam();
-			interactSpammers.put(playerId, attempt);
-		}
-		
-		int count = attempt.increment();
-		if (count >= 10)
-		{
-			player.sendMessage(Txt.parse("<b>Ouch, that is starting to hurt. You should give it a rest."));
-			player.damage(NumberConversions.floor((double)count / 10));
-		}
-	}
-	
-	// for handling people who repeatedly spam attempts to open a door (or similar) in another faction's territory
-	private Map<String, InteractAttemptSpam> interactSpammers = new HashMap<String, InteractAttemptSpam>();
-	private static class InteractAttemptSpam
-	{
-		private int attempts = 0;
-		private long lastAttempt = System.currentTimeMillis();
-
-		// returns the current attempt count
-		public int increment()
-		{
-			long Now = System.currentTimeMillis();
-			if (Now > lastAttempt + 2000)
-				attempts = 1;
-			else
-				attempts++;
-			lastAttempt = Now;
-			return attempts;
-		}
-	}
-	*/
-	
 	// -------------------------------------------- //
 	// OBSIDIAN GENERATORS
 	// -------------------------------------------- //