Controlling Site Provisioning Process with a Custom Provider

http://www.cnblogs.com/frankzye/archive/2010/09/07/1820346.html

http://sujoysharepoint2010.blogspot.com/2012/06/httpmsdn.html

http://www.codeproject.com/Articles/185209/SharePoint-Custom-Provisioning-Provider?display=Print

http://snakarmi.me/Blog/Lists/Posts/Post.aspx?ID=28