title: How to send email in the Background in AsP.NET?
body: <p>I am using ASP.NET Web forms,</p>
  
  <p>When a user submit a page, an email will be sent to many people which is slowing the post-back,</p>
  
  <p>what is the best way to send the emails without slowing the reloading of the page?</p>
  
  <p>thanks</p>