Just read about this on the grauniad website.
http://www.guardian.co.uk/money/2013/may/17/call-centre-automated-menu-mazeCould be a useful site to bookmark if you're the sort of person that gets frustrated waiting for automated voice menus to shut up/ are precious about wasting incremental quantities of your time/ money in this manner over the course of your life.
http://www.pleasepress1.com/