>So, basically, if I want a property to appear in the Property sheet, I need to add it as Cathi wrote. Doing otherwise, such as:
>
>

>Public Class WebService
>    Inherits System.Web.Services.WebService
>
>    Private cUrl As String = "http://www.levelextreme.com"
>    Private cUser As String = ""
>
>    <WebMethod()> _
>    Public Function HelloWorld(ByVal tcString As String) As String
>        Return tcString + cUrl + cUser
>    End Function
>
>End Class
>

>
>will simply make a variable available for the entire WS code handling but won't be interpreted as a property. Is that correct?

Correct. Those are fields in .NET parlance, not properties, because they don't get exposed. You would only get acces to those members inside the class, what's perfect for WS.