Last week had a number of different business and economic activities. Among the ones that stood out was the introduction of new Rwf500 and Rwf1000 notes and a crackdown on errant cab drivers. Central Bank Governor John Rwangombwa showed new banknotes to the media during the press conference last week. SamNgendahimana. The new Rwf500 banknote shown to journalists last week. SamNgendahimana. Poultry commercial farming in Rwamagana District. Emmanuel Kwizera. Rwanda Utilities Regulatory Authority last week cracked down on cab drivers who were operating while their metres were switched off. File. Rwanda Utilities Regulatory Authority spokesperson Tony Kuramba speaks to cab drivers who were working while their metres are switched off . It was during the operations to crack down all suspected cabs. Sam Ngendahimana.