Yes, definitely. Blogging is the way to go for future. We fully supported blogging from Wordpress
or BlogEngine.NET. We also support all the Wordpress themes. We are using FastCGI from Microsoft to ensure highest compabitility with PHP platform. Prior to FastCGI, IIS has been known to crash a lot when hosting PHP Application because of the threading issue. Microsoft has fixed all this in their release of FastCGI.