Fake reviews of products and services are a global phenomenon, but regulators are beginning to use newly expanded powers to protect buyers and honest competitors. In April, the U.K. will become the latest government to introduce new rules to penalize abuses and protect consumers and smaller digital businesses. This follows action by the U.S. Federal Trade Commission (FTC) in August and ongoing enforcement cases in EU member states.

Given the global nature of digital products and sales, compliance managers must now ensure their organizations are prepared in multiple regions.

Ruth Prickett graduated from Cambridge University with a BA hons in History and has specialized in business and finance journalism for the past 20 years. She was editor of Financial Management, the magazine...