BannerAd.Initialize2("BannerAd", "ca-app-pub-394025xxxxxxxxxxx/xxxxxxxxxxxxxxx", BannerAd.SIZE_SMART_BANNER) ' The number of my app. OK!
[...]
IAd.Initialize("iad", "ca-app-pub-3940256099942544/1033173712") ' What's the number? Where can I find the correct number here?