For defaulting view model property display names to space delimited versions of the property name. From http://trycatchfail.com/blog/post/Building-Nice-Display-Names-From-Pascal-Case-View-Model-Names-in-ASPNET-MVC-3.aspx. See https://gist.github.com/gabrieljoelc/7374242 for the string::ToStringWithSpaces() method.

PascalCaseToDisplayNameFilter.cs

public class PascalCaseToDisplayNameFilter : IModelMetadataFilter
{
    public void TransformMetadata(System.Web.Mvc.ModelMetadata metadata, IEnumerable<Attribute> attributes)
    {
        if (!string.IsNullOrEmpty(metadata.PropertyName) && !attributes.OfType<DisplayNameAttribute>().Any())
        {
            metadata.DisplayName = metadata.PropertyName.ToStringWithSpaces();
        }
    }
}