SharePoint Provider Apps and Auto Hosted Apps
Here you are some links that are useful when building and deploying apps (provider hosted and auto hosted) http://spbreed.wordpress.com/2013/11/25/deploying-mvc5-based-provider-hosted-apps-for-on-premise-sharepoint-2013/ http://spcaca.blogspot.co.uk/2013/10/create-on-premise-high-trust-provider.html http://www.sharepointnutsandbolts.com/2013/07/deploying-sp2013-provider-hosted.html