Every year, the EU spends around EUR 2.5 trillion on public procurement, the purchase of goods by and for public bodies. In fiscal year 2024/25, the UK spent GBP 395 billion and Australia AUSD 105 billion. This level of spend gives public buyers considerable leverage to address modern slavery and other labour rights abuses. This publication highlights the impact of the Electronics Watch model, and the keys to unlocking public procurement leverage.