Speaking from personal experience, as organisers, probably one of the most stressful aspect is to effectively reach out to your target audience.
All too often I see one or two long-time community stalwarts falling into the trap of putting down the competition. Perhaps this was seen as an easy short-cut or simply a sign of lack of confidence!? For crying out loud, why not for once advertise your imperfections so people can admire your honesty and genuine attempts to upgrade facilities, e.g. my sound system is archaic and will cut out from time to time, or that there are tiny holes on the dance floor – as in the traditions of some of the most well-known milongas in Buenos Aires!