The following is a list of links relating to biking, electric biking and all related matters
Pedelecs. UK based electric bike site. The forum can can be useful for discussion on specific aspects.
Endless Sphere. A primarily US-centric site, and more orientated to home build.
AtoB. UK based magazine on electric bikes, folding bikes and alternative transport generally. Website is a good source of information on electric bikes.
Legal & Safety
Highway Code provisions relating to cyclists
UK Electric Bike Regulations
Sustrans. Sustrans is a UK sustainable transport charity. Its flagship project is the National Cycle Network, which has created over 14,000 mi of signed cycle routes throughout the UK, including large sections of traffic free / offroad cycling.