If you're forwarding email to Gmail through SiteWorx, you'll want to ensure that mail will be correctly classified by the Gmail spam filter by authenticate the email address by setting it up under "Send Mail As" in Gmail
- In Gmail, go to Settings > Accounts and Import
- Add your email address that you are forwarding under "Send Mail As"
- Mark email as an Alias in the popup window
- Add your SMTP info and authenticate
More Info: https://support.google.com/a/answer/175365
Recommended Method
To receive copies of emails in Gmail, the best option is to set up your email in Gmail as a POP account. You have the option to Save copies of emails on the server during set up or to delete them off the server after Gmail downloads. If you use the later method, you'll connect to Gmail instead of of the server.
- Setting up another email in Gmail: https://support.google.com/mail/answer/21289
