After some googling, I find the UK website www.ukskydiver.co.uk , and start asking for any information from ‘those in the know’

http://www.ukskydiver.co.uk/cms/topic/22590-dropping-in-to-say-hi/

Accelerated Free Fall seems to be the best way forward, which i have also read about in many places, but, theres also talk of ‘wind tunnels’, something more to look in to.