title: Form fails to submit after validation
body: <p>I have the following code, validation works fine, but it doesnt submit</p>
  <pre><code>jQuery(&quot;#form_driver&quot;).validate({
      submitHandler: function(form) {
      //check if email exists
      jQuery.ajax({
                  type: &quot;POST&quot;,
                  url: &quot;checkmail.php&quot;,
                  data: ({
                      email: jQuery(&quot;#email&quot;).val()
                  }),
                  cache: false,
                  success: function(data)
                  {
                     
                      if(data == 0) {
                          alert(&quot;Email doesnt exist&quot;);
                          return false;
                      }else if (data==1){
                          alert(&quot;The Email is already linked to your location!&quot;);
                          return false;
                      }else if (data==2){
                          jQuery(&quot;#form_driver&quot;).submit();
                          return true;
                      }
                  }
              });
      }
  });
  </code></pre>
  <p>Unbelievable what it outputs to the console,
  Its driving me crazy, it iterates forever, I had to stop it manually</p>
  <p><img src="https://i.stack.imgur.com/S4odP.png" alt="enter image description here" /></p>