Alastair Greener reports on a proactive campaign in Southfields to increase road safety and adherence to the relatively new 20 mph speed restrictions becoming more common throughout Wandsworth. Please support their crowdfunding campaign by making even a small donation via: https://www.justgiving.com/crowdfunding/Southfields-speed-gun Special thanks to the officers of the Southfields' Safer Neighbourhoods Team and the Wandsworth Traffic Team.