According to Business Day Live, the campaign has attracted high-profile signatories, such as former director-general of environmental affairs Horst Kleinschmidt, former vice-chancellor of the University of South Africa Barney Pityana, and award-winning cartoonist Jonathan Shapiro.
Kwa mujibu wa mtandao wa Business Day Live, kampeni hiyo imevutia vigogo wakubwa kutia saini kuunga mkono kampeni hiyo, kama vile mkurugenzi mkuu wa zamani wa mambo ya mazingira Horst Kleinschmidt, makamu mkuu wa chuo wa zamani wa Chuo Kikuu cha South Africa Barney Pityana, na mchora katuni maarufu aliyeshinda tuzo kadhaa Jonathan Shapiro.