This old vid shows well why cable locks and unhardened cheap chains/u-locks should be avoided:
http://www.youtube.com/watch?v=G1yImVLW_Q0
Lots of tips here as well: http://lockyourbike.wordpress.com/
@Erudin started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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This old vid shows well why cable locks and unhardened cheap chains/u-locks should be avoided:
http://www.youtube.com/watch?v=G1yImVLW_Q0
Lots of tips here as well:
http://lockyourbike.wordpress.com/