Forum doesnt send out emails

Hi.
I have tried everything, and I mean everything, but I can't get my forum to send emails. I want to pay somebody to fix it, where can I find paid help for Xforo?

++ Starting XF\Mail\SmtpTransport
!! Connection could not be established with host smtp.mandrillapp.com :stream_socket_client(): Unable to connect to smtp.mandrillapp.com:587 (Connection refused) (code: 0)

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