In the latest episode of "Behind the Numbers," eMarketer's Bill Fisher and Showmik Podder discuss the current state of advertising spending in the UK.

Usage and ad revenues have taken hits in recent months, but both companies are moving forward with new ad products—and they offer unique features that are causing some marketers to give them a second look.

While augmented reality is still in the early adoption phase, usage is growing quickly. Recent hardware and software advancements—and backing from big tech companies—are spurring advertisers and marketers to create engaging new experiences for their customers.

Recent improvements in computer-vision technology have finally made this dream a reality, and the biggest technology companies, including Pinterest, Google, Amazon, Microsoft and eBay, now have visual search tools.

Visual search is evolving rapidly from a niche tool to a more broadly offered and used tool for finding information. This report looks at how consumers use visual search and how marketers should utilize it.

In its latest advertising forecast, eMarketer sharply lowered its projections for Snap’s US ad revenue for 2018 and beyond, as an increasingly automated buying system brings down prices.

Snap Inc.'s share price stumbled Wednesday after the company disclosed user growth that failed to meet Wall Street expectations. But that reaction obscures gains for Snapchat's programmatic advertising platforms.