This article will explain how to create and host your first provider-hosted app for SharePoint Online (Office 365 and SharePoint 2013 on premise). PrerequisiteMy Office 365 public site: Office 365 site: just4sharingWindows Azure Web site: myphapp.azurewebsitesVisual Studio 2012/2013Step 1: Start a new Visual Studio Project, use the "App for SharePoint 2013″ template as in the following:Step 2: Select the Provider-hosted option