I had the pleasure to run the NABD learner/loaner scheme, maybe 5-8 years ago.
Keeping a fleet of elderly CB and GN 125's fettled and MOT'd was a never-ending task, and eventually it impacted on my family life, so I reluctantly had to step down.
Rick Hulse is the chairman, and driving (riding) force behind the charity.
What they achieve is spectacular, and the two rallies are well worth supporting.