Details here.MoneySavingExpert said:Free lunch at Upper Crust/Delice De France - O2 custs
Online or via app
What: Free sandwich & drink
When: Every day 11am-3pm
Ends: Sun 22 Jul 2012
Where: Upper Crust or Delice De France
How: Online/via app
How do I get it? You need to be on the O2 mobile network and registered for its loyalty scheme. To do this, download the free Priority Moments online app or text MOMENTS to 2020 for free.