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

Annual Audit vs Continuous Monitoring: Which Actually Recovers More for SA Businesses?

Most SA businesses run annual utility audits. But continuous monitoring catches errors 11 months sooner — and the difference compounds every billing cycle.

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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 20 May 2026

Why Monthly Utility Monitoring Beats a Once-Off Audit Every Time

A once-off audit finds today's errors. Monthly monitoring catches them before they compound. Here's why continuous verification across electricity, water, and …

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Utility Bill Auditing 20 May 2026

Our Bills Look Fine: The Most Expensive Assumption SA Finance Managers Make

The businesses most at risk of overpaying on utilities aren't the ones with obviously wrong bills. They're the ones with bills that look fine. Here's why that …

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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 Cost Management 20 May 2026

We Already Have Someone Checking Our Bills — Objections to an OptiRate Audit Answered

The most common objections CFOs raise before starting with OptiRate — and honest answers to each one. Including the maths on what delay actually costs.

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Utility Bill Auditing 01 Apr 2026

What is a Utility Bill Audit? The Complete Guide for South African Businesses

A utility bill audit is a systematic review of your electricity, water, and property rate bills to identify errors, overcharges, and savings opportunities. Lea…

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Utility Bill Auditing 23 Mar 2026

What Happens During an OptiRate Utility Account Audit — And Why It Pays for Itself

Considering an OptiRate utility account audit? Here's exactly what the process looks like, what you receive, and how the commercial model works. No surprises.

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