By John Glenday

Wal-Mart is slowly but steadily building its online advertising arm as it inexorably muscles in on Amazon, helping to leverage its unique marriage of online and bricks and mortar sales data with advertisers.

This follows observations by KeyBanc analyst Ed Yruma who has noticed that the supermarket giant has begun hosting third-party banner ads more frequently, breaking with past precedent in which it has almost exclusively promoted its own products and sales.

Moreover Wal-Mart has begun the process of joining up in-store and online sales data to increase the value of both in the eyes of Read full story ›

Source: The Drum