Power Retail Top 100 Runner-Up: Harvey Norman! Each year, Power Retail presents the best of the online retail industry in their annual almanac, The E-Commerce Leaders’ Playbook. This is the biggest ranking of Australian online and multichannel retailers. The Top 100 features a full-blown ranking of all the key players operating in the local industry, including key statistics and miniature business profiles to complete the picture. This is THE guide to Australian online retail.