In reply to BarrySW19:
I interviewed Andy for a business radio programme last week and he talked about the risks of putting on events in London and hoping people turn up, and how Crowdfunding like this mitigates the risk.
He also discussed the business of making his living as a writer and speaker. Fascinating stuff (well...I enioyed it!) The podcast is here if anyone wants to hear it
http://www.jamieveitch.co.uk/2015/09/andy-kirkpatrick-earning-a-living-as-s...