Amazon will become the No. 3 digital ad seller in the US this year, according to our estimates, with $4.61 billion in ad revenues, or 4.1% of the digital advertising market.

For CPG brands, the amount of sales on Amazon is small, but growth in the category is strong. To ensure they gain market share, CPG brands need to understand how to optimize their Amazon product detail page.

Rob Gonzalez, co-founder and executive vice president of business development at Salsify, explains how brands can use Amazon reviews—the good and the bad—to their benefit.

We talk to four agency executives about the challenges brands need help solving to optimize their Amazon product detail pages.

Many companies now use big data to optimize marketing efforts, but what about broader company initiatives? eMarketer explores how some firms are using marketing data to power product and merchandising efforts.

Every week on eMarketer’s “Behind the Numbers” podcast, we take a few minutes to discuss some of the most intriguing headlines of the past seven days. This week, some of the topics we’re talking about include how teens are turning to Instagram to make some extra money, plus how ecommerce and low prices may be turning some consumers into hoarders.

Three regional executives from eBay, OLX and PayPal discuss ecommerce trends in the region and how their companies found early success in the market.

Amazon Prime Day has emerged as a retail phenomenon that’s reverberated around the industry. This report examines why consumers are responding so strongly to this new shopping holiday, and what retail brands and marketers can do to benefit from the uptick in mid-summer shopping and lead-in to the back-to-school season.

eMarketer recently published several Amazon forecasts, including retail ecommerce sales, direct vs. marketplace sales, retail ecommerce sales by product category, Amazon Prime users and households, and Amazon smart speaker users.

Younger baby boomers are not a digitally clueless bunch, but a marketer cannot assume that they are as digitally active (and as mobile in their usage) as millennials and Gen Xers. Rather, they have their own distinctive ups and downs with digital.

Lori Bitter, president of The Business of Aging, discusses how younger boomers in the US make use of mobile devices, smart speakers, ecommerce and more.

The share of consumers using mobile devices for retail purchases is lower in France and Germany than in several other nations in Western Europe. Yet together, the two countries will account for over $45 billion in mobile sales in 2018.

UK consumers tend to be digital leaders. Not so when it comes to digital banking and payments, though, with steady if unspectacular uptake positioning the UK as a middling market for such habits. Trust and security concerns are the main inhibitors.