Here's a good article on Moz for the basics. http://moz.com/blog/meta-data-templates-123 http://moz.com/blog/meta-data-templates-123 If you have an iOS app, yo

Here's a good article on Moz for the basics. http://moz.com/blog/meta-data-templates-123 http://moz.com/blog/meta-data-templates-123 If you have an iOS app, you'll need smart app banner tags https://developer.apple.com/library/ios/documentation/AppleApplications/Reference/SafariWebContent/PromotingAppswithAppBanners/PromotingAppswithAppBanners.html https://developer.apple.com/library/ios/documentation/AppleA...