e-mail

Hello. I´m trying to implement a code to provide to users of my APP send my a mail to suggest modifications or errors. My actual code, using Net library, and testing the mail send with my Gmail account, works properly, but Google lock each attempt to send a mail, because it don´t identifies...

Private Sub EmailAddressCheck(email As String) As Boolean Return Regex.IsMatch("^[a-zA-Z][\w\.-]*[a-zA-Z0-9]@[a-zA-Z0-9][\w\.-]*[a-zA-Z0-9]\.[a-zA-Z][a-zA-Z\.]*[a-zA-Z]$",email) End Sub If EmailAddressCheck("test@b4x.de") = True Then Log("E-Mail is valid") Else...