Dim wRequest As HttpWebRequest = HttpWebRequest.Create("http://blabla.com/text.txt")

        wRequest.Proxy.Credentials = System.Net.CredentialCache.DefaultNetworkCredentials
        wRequest.Accept = "application/text"
        wRequest.Method = "GET"

        Dim wResponse As HttpWebResponse = DirectCast(wRequest.GetResponse(), HttpWebResponse)

        Using srRead As New StreamReader(wResponse.GetResponseStream())
            Dim sResponse As String = srRead.ReadToEnd()
        End Using

'GetResponse' is not a member of 'System.Net.HttpWebRequest'.