data-annotations

How do I populate the Watermark property on ModelMetaData?

I've just finished reading http://bradwilson.typepad.com/blog/2009/10/aspnet-mvc-2-templates-part-2-modelmetadata.html In the article Brad lists the Watermark property but there is no mention of which DataAnnotation is used to populate it. ...

Is Data Annotations really a good idea for validation?

As I'm learning more and more about ASP.NET MVC the more I am introduced to Data Annotations. Specifically in MVC they are used for validation and this gives me some concerns. The biggest is due to the fact that I like to keep my model as POCOs and as clean as possible. Now what if I have those model classes shared across multiple projec...