Street Fight Daily: Snap Launches Location-Sharing Feature, Walmart Goes After AWS

A roundup of today’s big stories in hyperlocal publishing, marketing, commerce, and technology… Snapchat Launches Location-Sharing Feature Snap Map… Walmart to Vendors: Get Off Amazon’s Cloud… Inside Travis Kalanick’s Resignation as Uber’s CEO…

Street Fight Daily: Retailers Test Personalization, Facebook Drives Biz Engagement with Messenger

A roundup of today’s big stories in hyperlocal publishing, marketing, commerce, and technology… The Tipping Point: Teens Spend More Time on Mobile than Desktop… mParticle Launches Peer-to-Peer Audience Sharing to Make Marketing with Partners Easier… eBay Incorporates Machine Learning to Overhaul Email Marketing Platform…