The OptiRate Blog
Expert insights on electricity costs, tariff optimisation, billing errors, and energy management for South African businesses.
The Electricity Line Item Your Business Accountant Never Questions
Most SA businesses trust their electricity bills blindly. With 1,548 billing errors found across 6,017+ audits, the numbers tell a different story. That unques…
'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…
How to Spot Electricity Billing Errors on Your City Power Account
City Power serves hundreds of thousands of commercial accounts in Johannesburg. Estimated readings, tariff misapplication, and meter errors are common. Here is…
City of Cape Town Electricity Billing Errors: What to Check on Your Municipal Account
Cape Town businesses consistently report estimated readings, incorrect tariff categories, and backdated charges on their municipal electricity accounts. Here's…
6,582 Accounts. 1,771 Errors. What OptiRate's Data Reveals About SA Municipal Billing
After analysing thousands of South African business utility accounts, a clear pattern emerges: billing errors are not the exception. They are the norm. Here's …
One Audit vs Ongoing Monitoring: Why SA Businesses That Check Once Still Overpay
A one-off electricity audit finds what's wrong today. But municipalities change tariffs, re-estimate meters, and apply backdated charges every month. Continuou…
Your Electricity Bill Is Probably Wrong — And You'd Never Know It
South African businesses overpay millions every year on electricity — not because rates are high, but because their bills are simply wrong. Here's what's hidin…
Why South African Businesses Overpay on Electricity by 20% (And How to Stop)
Research shows South African businesses overpay on electricity by up to 20% due to billing errors, wrong tariffs, and missed optimisation opportunities. Here's…
7 Warning Signs Your South African Business is Overpaying on Electricity
Discover the 7 warning signs that indicate your business is overpaying on electricity. From suspicious spikes to tariff mismatches—learn what to look for befor…
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 …
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…
Most South African Businesses Don't Know What Electricity Tariff They're On — And It's Costing Them
Your business pays an electricity bill every month. But do you actually know which tariff category you're billed under? If not, you could be overpaying by thou…
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…
1,832 Billing Errors. 6,859 Account Reviews. Here's What OptiRate Has Found
Real numbers from real account reviews. Here's what OptiRate's full platform — electricity, water, metering, solar, and property rates — actually finds on SA b…