diff --git a/Example/CodFis-Helper/CodFisHelperAppDelegate.m b/Example/CodFis-Helper/CodFisHelperAppDelegate.m
index 10537a4..6b59d3c 100644
--- a/Example/CodFis-Helper/CodFisHelperAppDelegate.m
+++ b/Example/CodFis-Helper/CodFisHelperAppDelegate.m
@@ -33,8 +33,10 @@
     
     [helper setPlace:@"Milano"];
     
-    NSLog(@"%@",[[helper calculate] responseError]);
-    NSLog(@"%@",[[helper calculate] response]);
+    CodFisResponse *response = [helper calculate];
+    
+    NSLog(@"%@",[response responseError]);
+    NSLog(@"%@",[response response]);
     
     NSLog(@"%@",[NSNumber numberWithBool:[helper check:@"TESTCFASDASDASD"]]);
     
diff --git a/README.md b/README.md
index 847b52f..c14ee2c 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,12 @@ CodFis_Helper *helper = [[CodFis_Helper alloc] init];
 [helper setState:Italy];
 
 [helper setPlace:@"Milano"];
+
+CodFisResponse *response = [helper calculate];
+
+NSLog(@"%@",[response responseError]);
+
+NSLog(@"%@",[response response]);
 ```
 
 ## Author