Change the text to TitleCase using the en-US culture
Source
<System.Runtime.CompilerServices.Extension()> _
Public Class MyExtension
<System.Runtime.CompilerServices.Extension()> _
Shared Function ChangeCase(ByVal source As String) As String
Return New System.Globalization.CultureInfo("en-US").TextInfo.ToTitleCase(source)
End Function
End Class