Walmart is trying to build a big ad business, but some agencies that control a big chunk of the $17 billion market worry they're getting pushed out

5:36am PDT - October 29th, 2020    kroger - Business Insider

Summary List Placement Walmart has big advertising ambitions — but its approach has strained its relationships with some small agencies who also say it could alienate some advertisers. Walmart in January launched a self-serve ad platform and API that lets ad…