title: configuring build property for different environment
body: <p>I'm currently working on TDS and i'm trying to connect my TDS project to another dev environment which is 'Staging' but I was unable to connect due to restricted permission. 
  It throws this error  ---->  </p>
  
  <pre><code> Connection Test Failed: Unable to download content from http://stg.website.com
  Exception The remote server returned an error: (404) Not Found. (WebException):
     at System.Net.WebClient.DownloadDataInternal(Uri address, WebRequest&amp; request)
     at System.Net.WebClient.DownloadString(Uri address)
     at System.Net.WebClient.DownloadString(String address)
     at HedgehogDevelopment.SitecoreProject.VSIP.ProjectTests.UrlTest.Execute()
  Connection Test Finish: 2018-03-27 11:42:24
  </code></pre>
  
  <p>How can I connect my TDS project to staging for me to be able to sync sitecore items? </p>