Competition for mobile data heats up: Spark offers unlimited data for under $20 a week - New Zealand Herald

The move to cheaper unlimited data is an important step, says a consumer watchdog. Picture / 123rf/. Aimee Shaw. By: Aimee Shaw. Business writer, focusing on small business, NZ Herald. aimee.shaw@nzherald.co.nz @AceeyShaw. Share via email Share ...