Yahoo Finance: Technology has upended the advertising business.

Consumer privacy controls and changing shopper behavior are forcing advertisers to overhaul how they message to people.

Here's a breakdown of Insider's coverage of how ad buyers and sellers are impacted.

The advertising industry is going through big changes as technology changes upend consumer habits and where and how marketers reach people.

Apple and Google's privacy moves are threatening longstanding ad targeting practices. The adoption of streaming TV and online shopping have given rise to new advertising sellers.

These trends have fueled new agencies specializing in digital advertising and led to a flurry of deals and investment in ad tech companies.

Meanwhile, metaverse hype has advertisers and their agencies seizing on the chance to market to people as they interact in virtual spaces.

Here's a roundup of Insider's coverage of how these trends are shaking up advertising's biggest players, including WPP, Omnicom, Google, and Amazon.

The crackdown on ad tracking is upending advertising
Google and Apple are putting an end to longstanding ad targeting practices in the name of consumer privacy.

Those moves have led marketers, their agencies, and tech intermediaries like LiveRamp and The Trade Desk scrambling to find new ways to reach consumers.