Insights
The OptiRate Blog
Expert insights on electricity costs, tariff optimisation, billing errors, and energy management for South African businesses.
Utility Cost Management
20 May 2026
'We Don't Have Billing Errors' — The Most Expensive Assumption in South African Business
Every business thinks their bills are correct. Then we audit. Across 6,017+ accounts, we've found 1,548 billing errors with an 18.6% average saving. The questi…
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Utility Cost Management
23 Mar 2026
Utility Bill Audit vs Hiring a Consultant vs DIY: What Actually Saves SA Businesses More
Three approaches to managing utility costs in South Africa — an honest comparison.
OptiRate
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