We've used Ownwell and they have worked wonders for us, **** the ****s at the BCAD office. IIRC we got we got a mailer from a local trying to do the same but went with Ownwell because of their past successes.
They got 80K off our main property and 20K off our rental from their proposed BULL***** Looking at the CAD, BCAD is still raping the folks that don't protest or don't use help to protest. We had to pay for those wins, but was worth it.