diff --git a/smartapps/lock-auto-super-enhanced/enhanced-auto-lock-door.src/enhanced-auto-lock-door.groovy b/smartapps/lock-auto-super-enhanced/enhanced-auto-lock-door.src/enhanced-auto-lock-door.groovy
index f21c6fc..81bbdc9 100644
--- a/smartapps/lock-auto-super-enhanced/enhanced-auto-lock-door.src/enhanced-auto-lock-door.groovy
+++ b/smartapps/lock-auto-super-enhanced/enhanced-auto-lock-door.src/enhanced-auto-lock-door.groovy
@@ -13,7 +13,7 @@ preferences{
         input "lock1", "capability.lock", required: true
     }
     section("Select the door contact sensor:") {
-    	input "contact", "capability.contactSensor", required: true
+        input "contact", "capability.contactSensor", required: true
     }   
     section("Automatically lock the door when closed...") {
         input "minutesLater", "number", title: "Delay (in minutes):", required: true
@@ -22,9 +22,10 @@ preferences{
         input "secondsLater", "number", title: "Delay (in seconds):", required: true
     }
     section( "Notifications" ) {
-		input "sendPushMessage", "enum", title: "Send a push notification?", metadata:[values:["Yes", "No"]], required: false
-		input "phoneNumber", "phone", title: "Enter phone number to send text notification.", required: false
-	}
+        input("recipients", "contact", title: "Send notifications to", required: false) {
+            input "phoneNumber", "phone", title: "Warn with text message (optional)", description: "Phone Number", required: false
+        }
+    }
 }
 
 def installed(){
@@ -42,55 +43,73 @@ def initialize(){
     subscribe(lock1, "lock", doorHandler, [filterEvents: false])
     subscribe(lock1, "unlock", doorHandler, [filterEvents: false])  
     subscribe(contact, "contact.open", doorHandler)
-	subscribe(contact, "contact.closed", doorHandler)
+    subscribe(contact, "contact.closed", doorHandler)
 }
 
 def lockDoor(){
     log.debug "Locking the door."
     lock1.lock()
-    log.debug ( "Sending Push Notification..." ) 
-    if ( sendPushMessage != "No" ) sendPush( "${lock1} locked after ${contact} was closed for ${minutesLater} minutes!" )
-    log.debug("Sending text message...")
-    if ( phoneNumber != "0" ) sendSms( phoneNumber, "${lock1} locked after ${contact} was closed for ${minutesLater} minutes!" )
+    if(location.contactBookEnabled) {
+        if ( recipients ) {
+            log.debug ( "Sending Push Notification..." ) 
+            sendNotificationToContacts( "${lock1} locked after ${contact} was closed for ${minutesLater} minutes!", recipients)
+        }
+    }
+    if (phoneNumber) {
+        log.debug("Sending text message...")
+        sendSms( phoneNumber, "${lock1} locked after ${contact} was closed for ${minutesLater} minutes!")
+    }
 }
 
 def unlockDoor(){
     log.debug "Unlocking the door."
     lock1.unlock()
-    log.debug ( "Sending Push Notification..." ) 
-    if ( sendPushMessage != "No" ) sendPush( "${lock1} unlocked after ${contact} was opened for ${secondsLater} seconds!" )
-    log.debug("Sending text message...")
-    if ( phoneNumber != "0" ) sendSms( phoneNumber, "${lock1} unlocked after ${contact} was opened for ${secondsLater} seconds!" )
+    if(location.contactBookEnabled) {
+        if ( recipients ) {
+            log.debug ( "Sending Push Notification..." ) 
+            sendNotificationToContacts( "${lock1} unlocked after ${contact} was opened for ${secondsLater} seconds!", recipients)
+        }
+    }
+    if ( phoneNumber ) {
+        log.debug("Sending text message...")
+        sendSms( phoneNumber, "${lock1} unlocked after ${contact} was opened for ${secondsLater} seconds!")
+    }
 }
 
 def doorHandler(evt){
     if ((contact.latestValue("contact") == "open") && (evt.value == "locked")) { // If the door is open and a person locks the door then...  
-        def delay = (secondsLater) // runIn uses seconds
-        runIn( delay, unlockDoor )   // ...schedule (in minutes) to unlock...  We don't want the door to be closed while the lock is engaged. 
+        //def delay = (secondsLater) // runIn uses seconds
+        runIn( secondsLater, unlockDoor )   // ...schedule (in minutes) to unlock...  We don't want the door to be closed while the lock is engaged. 
     }
     else if ((contact.latestValue("contact") == "open") && (evt.value == "unlocked")) { // If the door is open and a person unlocks it then...
         unschedule( unlockDoor ) // ...we don't need to unlock it later.
-	}
+    }
     else if ((contact.latestValue("contact") == "closed") && (evt.value == "locked")) { // If the door is closed and a person manually locks it then...
         unschedule( lockDoor ) // ...we don't need to lock it later.
     }   
     else if ((contact.latestValue("contact") == "closed") && (evt.value == "unlocked")) { // If the door is closed and a person unlocks it then...
-        def delay = (minutesLater * 60) // runIn uses seconds
-        runIn( delay, lockDoor ) // ...schedule (in minutes) to lock.
+       //def delay = (minutesLater * 60) // runIn uses seconds
+        runIn( (minutesLater * 60), lockDoor ) // ...schedule (in minutes) to lock.
     }
     else if ((lock1.latestValue("lock") == "unlocked") && (evt.value == "open")) { // If a person opens an unlocked door...
         unschedule( lockDoor ) // ...we don't need to lock it later.
     }
     else if ((lock1.latestValue("lock") == "unlocked") && (evt.value == "closed")) { // If a person closes an unlocked door...
-        def delay = (minutesLater * 60) // runIn uses seconds
-        runIn( delay, lockDoor ) // ...schedule (in minutes) to lock.
-	}
+        //def delay = (minutesLater * 60) // runIn uses seconds
+        runIn( (minutesLater * 60), lockDoor ) // ...schedule (in minutes) to lock.
+    }
     else { //Opening or Closing door when locked (in case you have a handle lock)
-    	log.debug "Unlocking the door."
-		lock1.unlock()
-        log.debug ( "Sending Push Notification..." ) 
-    	if ( sendPushMessage != "No" ) sendPush( "${lock1} unlocked after ${contact} was opened or closed when ${lock1} was locked!" )
-        log.debug("Sending text message...")
-    	if ( phoneNumber != "0" ) sendSms( phoneNumber, "${lock1} unlocked after ${contact} was opened or closed when ${lock1} was locked!" )
-		}
+        log.debug "Unlocking the door."
+        lock1.unlock()
+        if(location.contactBookEnabled) {
+            if ( recipients ) {
+                log.debug ( "Sending Push Notification..." ) 
+                sendNotificationToContacts( "${lock1} unlocked after ${contact} was opened or closed when ${lock1} was locked!", recipients)
+            }
+        }
+        if ( phoneNumber ) {
+            log.debug("Sending text message...")
+            sendSms( phoneNumber, "${lock1} unlocked after ${contact} was opened or closed when ${lock1} was locked!")
+        }
+    }
 }
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