We have been convinced for some time now that WordPress makes content management super easy. WordPress also has such an array an array of plugins that adding a range of additional features becomes easy and very cost effective.
These benefits were enough to get Aboto, one of our clients to get us to rebuild their site maintaining exactly the same look but within a WordPress framework. I think this demonstrates that using WordPress does not in way limit our ability to create the overall look required by the client.
These two shots are before WordPress and after WordPress.