What is a partial view and when should I use it?

Like user control in web forms.
http://rachelappel.com/razor/partial-views-in-asp-net-mvc-3-w-the-razor-view-engine/

3 Tips to Improve Your Connection Strings

http://stevesmithblog.com/blog/3-tips-to-improve-your-connection-strings/

Using Application_Error in ASP.NET MVC’s global.asax to Handle Errors

http://www.wduffy.co.uk/blog/using-application_error-in-asp-net-mvcs-global-asax-to-handle-errors/

Hanselminutes.com: Rewriting a 5 year old VB.NET WebForms application as an ASP.NET Web Pages application with Razor

http://www.hanselman.com/blog/HanselminutescomRewritingA5YearOldVBNETWebFormsApplicationAsAnASPNETWebPagesApplicationWithRazor.aspx