An NHS worker who has been snapping up bargains for the past 14 years claims the money-saving trick has saved her £29,000. Laura Gaga, from west London , approaches food shopping like a treasure hunt, searching the aisles for yellow-sticker deals and using local sharing apps to source free food. She says the method allows her to survive on roughly £40 monthly for groceries, whilst still having sufficient funds for regular overseas holidays. Laura, 45, started yellow-sticker shopping 14 years