This code will allow you to be able to send a twitter update to your twitter account from a VB application First put this into your form Code: Public Sub Tweet(ByVal userName As String, ByVal password As String, ByVal updateMessage As String) Try Dim wc As Net.WebClient = New Net.WebClient() wc.Credentials = New Net.NetworkCredential(userName, password) Net.ServicePointManager.Expect100Continue = False Dim updateMessageBytes As Byte() = System.Text.Encoding.UTF8.GetBytes("status=" + updateMessage) wc.UploadData("http://twitter.com/statuses/update.xml", updateMessageBytes) Catch e As Exception MsgBox("Make Sure Your Twitter Credentials Are Correct And That Twitter Is Up", MsgBoxStyle.Information, "Error") End Try End Sub this is the code that will send your update to the twitter sever but first you will need to give it your username & password as well as your status update to do this you need to call the Tweet event Code: Tweet(username, password, status) so if my username was SpiderPg & my password was 123abc and i wanted to tweet OMG XPG IS THE BEST LOLZ i would put Code: Tweet("SpiderPg", "123abc", "OMG XPG IS THE BEST LOLZ") this would go somewhere like Form_Load or button1_click etc. This code can be used in a WindowsApplication as well as a ConsoleApplication