+1 There's someone at my employer's travel agent who keeps her ear close to the ground and hears a lot of things. The companies who act as secretariats for con

+1 There's someone at my employer's travel agent who keeps her ear close to the ground and hears a lot of things. The companies who act as secretariats for conferences hear about things and spread the news, too. Neither of them ignore or disparage particular groups of travellers.