Production bike at about £400

hippy http://www.on-one.co.uk/ also do bike to work through Halfords.
http://www.evanscycles.com/ride2work.jsp for FAQs.
HOw is the Flyer the most expensive.. you've said £500 for each bike??
I'd get as many accessories as possible if they're half-price.. so long as they were necessary.

Sorry, I've changed the prices now. I just got used to writing £500. I'll try halfords and cyclescheme also.