put on the brakes the chain comes off shift gears to go faster keep your hands on the handlebars always turn on the headlight always wear a helmet put your feet on the pedals run out of petrol carry an air pump raise or lower the saddle have a flat tyre https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_green.swf