Because 70% of South African homes are prepaid and everyone is an ‘inclining block tariff’ – i.e. you pay more as you buy more electricity – many South Africans really don’t understand what their electricity usage costs them. One day you spend R500 on electricity and get 560 units, another time you pay R500 but only get 330 units (actual numbers based on Eskom Homelight 60A 2013/14 tariff). Even when there isn’t load shedding, customers feel left in the dark by Eskom. They are confused and although there is some useful advise around, they can’t see how that translates into savings.
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