It was slightly more insidious than that - they were processing debits before credits, and charging a fee for insufficient funds if your balance dipped below ze

It was slightly more insidious than that - they were processing debits before credits, and charging a fee for insufficient funds if your balance dipped below zero (or below your overdraft limit) in the process: https://www.fca.org.uk/news/commitment-high-street-banks-retry-system https://www.fca.org.uk/news/commitment-high-street-banks-ret...