With Johannesburg's intersections and roads without electricity during power cuts, homeless men sporting bright green high visibility vests have taken to the city's busy thoroughfares to direct traffic. Some motorists are grateful, “I say big ups to the guys let's support,” says one. However, for the spokesperson of Johannesburg Metropolitan Police Department, Xolani Fihla, even though the effort is "commendable” he warns that the city “won’t be liable for any damages or injuries,” suffered by motorists due to the actions of these informal traffic wardens. IMAGES AND SOUNDBITES