diff --git a/vendors/shells/vault.php b/vendors/shells/vault.php
index 7e75537e..2213f9c3 100755
--- a/vendors/shells/vault.php
+++ b/vendors/shells/vault.php
@@ -25,22 +25,32 @@ class VaultShell extends Shell {
 	$testing = 0; //Whether to actually move the emails. 1=test, 0=production
 
 
+
+
 	if($testing == 1) {
 	    $ripmime_path = '/opt/local/bin/ripmime';
 	    $email_dir = '/Users/karlcordes/Sites/quotenik/app/emails';
 	    $vault_dir = '/Users/karlcordes/Sites/quotenik/app/vaultmsgs';
 	    $processed_dir = '/Users/karlcordes/Sites/quotenik/app/processed_vaultmsgs';
-
+	    $lockfile = '/Users/karlcordes/Sites/quotenik/app/vault.lock';
 	}
 	else {
 	    $ripmime_path = '/usr/local/bin/ripmime';
 	    $email_dir = '/var/www/cakephp/app/emails';
 	    $vault_dir = '/var/www/cakephp/app/vaultmsgs';
 	    $processed_dir = '/var/www/cakephp/app/processed_vaultmsgs';
+	    $lockfile = '/var/www/cakephp/app/vault.lock';
 	}
-
-
-
+	
+	if(file_exists($lockfile)) {
+	    die("Error: Another process is currently running. Terminating this one");
+	}
+	else {
+	    if(!touch($lockfile)) {
+		die("FATAL ERROR: Unable to create vault.lock");
+	    }
+	}
+	
 
 	/* Find the strings we want to look for in the subjects. Build arrays
 	 * using the string as the keys, IDs as the value
@@ -376,6 +386,10 @@ class VaultShell extends Shell {
 
 	}
 
+	if(!unlink($lockfile)) {
+	    die("FATAL ERROR: Unable to remove vault.lock. No further Vault instances can run!");
+	}
+
 
     }
 
diff --git a/views/elements/email/html/email_pdf.ctp b/views/elements/email/html/email_pdf.ctp
index 667c901a..6d85e2ed 100755
--- a/views/elements/email/html/email_pdf.ctp
+++ b/views/elements/email/html/email_pdf.ctp
@@ -3,7 +3,7 @@ Dear <?php echo $enquiry['Contact']['first_name']; ?>,<br /><br />
 Please see the attached PDF of your <?=$DocFullName?>.<br />
 
 If you have any enquiries, please contact <?php echo $html->link($enquiry['User']['first_name'].' '.$enquiry['User']['last_name'], 'mailto:'.$enquiry['User']['email'].'?subject='.$enquiry['Enquiry']['title']); ?>
-(<?php echo $html->link($enquiry['User']['email'], 'mailto:'.$enquiry['User']['email'].'?subject='.$enquiry['Enquiry']['title']); ?>).<br /><br />
+ (<?php echo $html->link($enquiry['User']['email'], 'mailto:'.$enquiry['User']['email'].'?subject='.$enquiry['Enquiry']['title']); ?>).<br /><br />
 
 Sincerely, <br /><br />