Insights
The OptiRate Blog
Expert insights on electricity costs, tariff optimisation, billing errors, and energy management for South African businesses.
Utility Bill Auditing
26 Mar 2026
Why South African Businesses Overpay on Electricity by 30% (And How to Stop)
Research shows South African businesses overpay on electricity by up to 30% due to billing errors, wrong tariffs, and missed optimisation opportunities. Learn …
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Utility Bill Auditing
23 Mar 2026
Five Electricity Billing Errors on South African Municipality Accounts — And How to Catch Them
A KZN doctor got a R2.7 million electricity bill. A Tshwane estate was double-charged on a levy affecting thousands of accounts. These are symptoms of a struct…
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Industry Insights
23 Mar 2026
R 39 Million and Counting: What OptiRate Has Found in South African Business Utility Bills
Real numbers from real South African business accounts — what OptiRate has identified in savings and billing errors, how it was found, and what it means for bu…
OptiRate
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