Amazon has revolutionized the online marketplace, but that doesn’t mean businesses are only interested in selling on a single platform. Diversification of marketplaces remains a key prospect, and given that each platform has distinct requirements, managing a multichannel ecommerce strategy can be an arduous task.

Marketers have long grappled with how to best leverage the data they’ve collected. It’s certainly a challenge as data fuels nearly all of their marketing efforts—including personalization, audience segmentation and targeting.

eMarketer principal retail analyst Andrew Lipsman explains why second-hand shopping is bouncing back, and gives the most important takeaways from Walmart, Macy’s and J.C. Penney’s Q2 financials. He also explains how much ratings and reviews affect a company’s revenue, which US stores are closing down the fastest and who people are most likely to trust for shopping recommendations.

This follow-up to our Amazon Prime Day 2019 preview report analyzes the post-event results for Amazon and other retailers, and its implications for back-to-school season and beyond.

Last month, Amazon held its fifth annual Prime Day event to honor its Prime members with steep discounts and deals across a range of products and categories. This year’s midsummer shopping event—extended to 48 hours and held on July 15 and 16—racked up record sales, further cementing Amazon’s ecommerce leadership position, while creating incremental opportunities for sellers and competing retailers.

eMarketer’s very own gamers, corporate account manager Brandon Galindo and sales executive Michael Bruckenthal, explain what happened at the Fortnite World Cup. What did the esports competition look like, how much did competitors win and how do parents feel about their kids participating? Then vice president of content studio Paul Verna, discusses updates to Spotify’s new Ad Studio, Walmart’s latest driverless delivery partnership and why DoorDash bought Caviar.

Despite protests, technical concerns and stiff competition from ecommerce rivals, Amazon managed to hold its most successful Prime Day yet. Though the company did not disclose its sales figures—or how many new Prime members were added—Amazon announced that it sold 175 million items during the two-day event and surpassed its combined sales total from Black Friday and Cyber Monday in 2018.

AmazonFresh, Amazon Pantry and Amazon’s Whole Foods operation cater specifically to the consumer packaged goods (CPG) market. But almost none of the retail giant’s CPG sales come from Amazon-branded goods.

eMarketer senior forecasting analyst Oscar Orozco breaks down our retail ecommerce numbers for Walmart, Amazon and eBay. Watch now.

Amazon Prime Day has emerged as a massive midsummer shopping event that drives incremental shopping at Amazon and competing retailers while serving as the unofficial lead-in to the back-to-school shopping season.

eMarketer principal analyst Andrew Lipsman explains why politics inside Walmart are threatening the company’s ecommerce ambitions. He also discusses why Pinterest is encouraging video, people buy things they don’t want, Whole Foods is getting a boost from Amazon and millennials like to pay for things in bits.

It may have started as a holiday manufactured by Amazon, but Prime Day has become one of the biggest shopping events of the year. Nearly every major online retailer—including Walmart, Target and eBay—now offers competing sales during the annual July shopping event. For many Prime Day shoppers, the search for the best deals online doesn’t end with Amazon.

After years of slow consumer adoption, the ecommerce market in Canada is heating up and closing the gap with the US.

Growth of retail sales in China is declining, due to economic and geopolitical challenges, and will not overtake the US until 2021. But retail ecommerce has continued to flourish in some surprising ways under these current circumstances.

The global ecommerce market will rise more than 20% in 2019, despite mounting economic uncertainty and declining consumer spending growth around the world.

This report provides a regional and country-by-country analysis for retail ecommerce and mcommerce sales in Latin America, with breakouts for Argentina, Brazil, Chile and Mexico. It also examines emerging trends and key drivers fueling regional market movements.

US ecommerce will continue to grow by double digits in 2019 amid a strong economic backdrop that is beginning to moderate compared with prior years.

When looking at the largest US ecommerce sites, eBay is a distant second to Amazon. But as third-party sellers become more prominent on Amazon’s marketplace, many want to expand to other platforms, a possible silver lining for eBay.

US advertisers are committing more dollars upfront for linear TV and digital video, however the percentage of digital video ads being sold programmatically continues to increase.

US ecommerce grocery is the fastest growing product category online, and this year we estimate that US food and beverage ecommerce sales will grow 23% to $22.63 billion. Buy online, pick up in store (BOPUS) is one of the key drivers of this growth.