How to: Create a Cloud Business App [paved over]
By using the Cloud Business App template in Visual Studio, you can create apps for SharePoint 2013 or SharePoint on Office 365 that are optimized for adding and managing data.
To create a cloud business app
On the menu bar, choose File, New, Project.
The New Project dialog box opens.
In the list of templates, expand the Visual Basic or Visual C# node, expand the Office/SharePoint node, choose the Apps node, and then choose Cloud Business App.
In the Name text box, enter a name for your project, and then choose the OK button.
The New Cloud Business App wizard opens.
In the New Cloud Business App wizard, enter the Site URL for your SharePoint server or your Office 365 Developer site, and then choose the Finish button.
The URL should take the form https:// MySite.sharepoint.com/sites/Developer/.
A new solution is added to Solution Explorer with four projects: a top-level project, a HTMLClient project, a Server project, and a SharePoint project.
To change the site for a cloud business app
In Solution Explorer, open the shortcut menu for the top-level project node and choose Properties.
The application designer opens.
In the application designer, choose the SharePoint tab.
In the Site URL list, choose an existing URL or enter the Site URL for your SharePoint server or your Office 365 Developer site.
Choose the Validate button to verify the URL.