General Advice is available from various sources on the Internet, the following is a good source of advice for riders of all abilities

The main London Cyclists advice is available at http://lcc.org.uk/pages/advice

Why Cycle is a good site for impartial advice at http://www.whycycle.co.uk/

Cycling Tips and advice are available at http://www.cyclingadvice.co.uk/ and also at Cycle.org.uk

For road cycling go to http://www.road-bike.co.uk/

For general advice on all things cycling then goto British Cycling