3. Video ads testing. LinkedIn has introduced more functionality for video ads in the past year-plus. This has been a win-win for the platform and its advertisers.

LinkedIn sells ads too—$7bn-worth last year, analysts estimate—but makes the largest share of its revenue from its recruitment business. LinkedIn claims that it is the world’s biggest, ...

LinkedIn’s newly introduced First Impression Ads give marketers exclusive access to the first ad impression a professional sees each day - a feature designed for high-impact single-day campaigns.