A retail business closes its books and reports R7.1 million in revenue. The data has never been cleaned. The real number is R4.1 million. We analysed 1,050 transactions and found four categories of data quality issues responsible for a R2,985,788 overstatement — and show exactly how to fix them.

SMEs often make decisions based on instinct, but data can reveal what truly drives performance. Correlation analysis helps business owners identify which factors have the strongest impact, whether it’s marketing spend, delivery speed, or customer satisfaction. Learn how this simple yet powerful technique can guide smarter business decisions and improve daily operations.