electricity

I bought electricity @ pick n pay Summer Square. For R250 and I got 151 units so exactly how much is a unit in durban now??? What a *******. R99. Need an explanation seriously even the lady @ the counter couldn't tell me the price of a unit!!!! And why are we paying handling fees,because its just another transaction carried out @ shops and outlets! How much is handling fees??????surelyy this is a *******?????