How to get paid less than a Pret a Manger manager after 9 years of work....and work weekends.

http://www.dailymail.co.uk/health/article-3168051/We-paid-Pret-Manger-manager-despite-doing-9-years-work-Doctor-s-furious-letter-David-Cameron-7-day-shifts-shared-150-000-times-Facebook.html