Over half of clubs to offer same-day delivery this month

Delivery service slated to expand to more markets

E-store serves up thousands of specialty products from third-party sellers

Online grocery specialist eyes further expansion in North America

Fast expansion of pickup, delivery services to spur market share gains

Amazon Prime Now service reaches more than 50 cities

Loblaw Cos. chain builds on partnership with Instacart

Upstate N.Y. grocery chain also unveils TopsOrganics.com

Automated e-grocery fulfillment center to serve 14 stores

Study: Supermarkets have opportunities to narrow the gap