Clover appoints HaveYouHeard 6 Sep 20116 Sep 2011 WhatsappWhatsappPrintPDFXLinked-in Facebook More sharing options More sharing options Cape Town based word-of-mouth marketing (WOM) agency, HaveYouHeard, has been appointed by Clover to implement a dual focus word-of-mouth campaign featuring both offline and online tactics to compliment the current Clover "Way Better" campaign.