diff --git a/objc-speaking-grandma/FISAppDelegate.m b/objc-speaking-grandma/FISAppDelegate.m
index 13dce12..7b58546 100644
--- a/objc-speaking-grandma/FISAppDelegate.m
+++ b/objc-speaking-grandma/FISAppDelegate.m
@@ -17,12 +17,41 @@ @implementation FISAppDelegate
 
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
     // Override point for customization after application launch.
+
+    NSString *talkToGrandma = (@"HI GRANDMA!");
+    NSString *shoutAtGrandma = [talkToGrandma uppercaseString];
+    BOOL shouting = [talkToGrandma isEqualToString:shoutAtGrandma];
+    
+    talkToGrandma = [talkToGrandma lowercaseString];
+    shoutAtGrandma = [talkToGrandma uppercaseString];
+    
+    if (shouting) {
+        NSLog(@"NO, NOT SINCE 1938!");
+    }
+    else {
+        NSLog(@"WHAT'S THAT? SPEAK UP DEAR!");
+    }
+    
+    if([talkToGrandma isEqualToString:shoutAtGrandma]) {
+        NSLog(@"NO, NOT SINCE 1938!");
+    }
+    else {
+        NSLog(@"WHAT'S THAT? SPEAK UP DEAR!");
+    }
+    
+    if(!shouting){
+        NSLog(@"WHAT'S THAT? SPEAK UP DEAR!");
+    }
+    else {
+        NSLog(@"NO, NOT SINCE 1938!");
+    }
     
-    /**
-     
-     * Write your code here!
-     
-     */
+    if(![talkToGrandma isEqualToString:shoutAtGrandma]) {
+        NSLog(@"WHAT'S THAT? SPEAK UP DEAR!");
+    }
+    else {
+        NSLog(@"NO, NOT SINCE 1938!");
+    }
     
     return YES; // Don't alter this statement.
 }