JustToRemember: Preparing Interstitial Ads

1. Import iAd framework
#import <iAd/iAd.h>

2. Link iAd framework at Build Phases

3. Set policy for destination view controller

ViewController *viewController = [[ViewController alloc] init];
viewController.interstitialPresentationPolicy = ADInterstitialPresentationPolicyAutomatic;

4. Prepare ads at appdelegate

[UIViewController prepareInterstitialAds];