title: How to send email to multiple address using System.Net.Mail
body: <p>I have smtp email functionality. it works for single address but has problem in multiple address.</p>
  
  <p>i am passing multiple addresses using following line of code.</p>
  
  <pre><code>MailAddress to = new MailAddress("abc@gmail.com,xyz@gmail.com");
  </code></pre>
  
  <p>Please let me know the problem as i am not getting any error.</p>