Pascal case to string with spaces! From http://trycatchfail.com/blog/post/Building-Nice-Display-Names-From-Pascal-Case-View-Model-Names-in-ASPNET-MVC-3.aspx and http://popcyclical.com/2010/09/12/SplittingPascalCamelCaseWithRegExEnhancements.aspx

ToStringWithSpaces.cs

public static class StringExtensions
{
     public static string ToStringWithSpaces(this string input)
     {
         return Regex.Replace(
            input,
            "(?<!^)" + // don't match on the first character - never want to place a space here
            "(" +
            "  [A-Z][a-z] |" + // put a space before "Aaaa"
            "  (?<=[a-z])[A-Z] |" + // put a space into "aAAA" before the first capital
            "  (?<![A-Z])[A-Z]$" + // if the last letter is capital, prefix it with a space too
            ")",
            " $1",
            RegexOptions.IgnorePatternWhitespace);
     }
}