Tshwane mayor Randall Williams, MMCâs, volunteers take part in clean-up campaign By James Mahlokwane Share Pretoria - Do as we do is much better than what we say, according to Tshwane executive mayor Randall Williams, who took to the streets of Moreleta to remove illegal posters and clean up the area on Saturday morning. Williams was joined by MMC for Community Safety Karen Meyer and her counterpart in the new Economic Development and Spatial Planning MMC, Bruce Lee, as they led a group of volunteers to spruce up the area as part of the Cityâs Tswelopele Clean-up campaign.