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

Your Electricity Bill Has a Hidden Problem — And You're Paying for It Every Month

Most SA businesses are overcharged on electricity without knowing it. Discover the billing errors draining your bottom line every single month.

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Utility Bill Auditing 20 May 2026

How to Spot and Dispute Electricity Billing Errors on Your City Power Account

City Power billing errors are more common than you think. Here's a step-by-step guide to identifying discrepancies and raising a formal dispute.

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Utility Bill Auditing 20 May 2026

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…

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Utility Cost Management 20 May 2026

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…

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Utility Bill Auditing 20 May 2026

How to Spot and Dispute an Electricity Billing Error on Your City Power Account

City Power billing errors are common — and the dispute process is rarely straightforward. Here's a step-by-step guide for Johannesburg business owners.

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Utility Cost Management 20 May 2026

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…

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Utility Cost Management 20 May 2026

Once-Off Audit vs. Continuous Monitoring: Why One Is a Cost and the Other Is an Asset

A once-off electricity audit solves a past problem. Continuous monitoring prevents the next one — and covers water and property rates too.

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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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