False breakouts in a trading range can often be identified through analysis of the band width, allowing us to use trading range strategies without getting whipsawed.

FORBES: Gain an Edge with Volatility Analysis

Once that happened, a slave-holder could be prosecuted for a range of offences including false imprisonment, assault and, in more modern times, for breaching specific employment regulations such as health and safety.

BBC: Q and A: Modern slavery in the UK