OK, what was wrong with the NEC?
Easy access from Britain's Motorway network
Central Location
International Airport
Train Staion
Ample Car Parking
Flat Level Ground
Plenty of hotels in the complex, plus lots of cheaper guest houses etc. (even a campsite or 2) in the surrounding area.
Plenty of space for the trade stalls
NO LONDON TRAFFIC
No huge car crime problem
OK, so it was in an overflow carpark, but it worked didn't it?
XL turf on all fields, easy to spectate, what was the problem?
And there was plenty of publicity for the event around the city too!