The quickest way to get going is starting out from an example site or picking of the templates project. It's also possible to hook in N2 into an existing ASP.NET application. Just follow these steps:

• Download the binary release with web.config example, edit mode and plugs.
• Read about the files in the package.
• Read about configuring web.config.
• Create your first content class.
• Install the database.
• Creating a template.