Related Clues:

• Go door-to-door
• Sell via pushcart
• Hawk, non-flier
• Say, maybe throttle hawk
• Bike we're told to push
• Hawk, sound of foot
• Sell a bit of a bike on the phone
• Use a bicycle, say? Travelling salesman does!
• Sell (drugs)
• Overheard cycle is to sell
• Sound of cycle traffic
• Sell (illegal drugs)
• Try to sell noisy cycle
• Tout told to get on his bike
• Deal in drugs