Procter & Gamble Develops Technique to Work Around Apple's Ad Privacy Tools

Procter & Gamble Co. helped develop a technique being tested in China to gather iPhone data for targeted ads, a step intended to give companies a way around Apple Inc.’s new privacy tools, according to people familiar with the matter. The move is part of a broader effort by the consumer-goods giant to prepare for an era in which new rules and consumer preferences limit the amount of data available to marketers.