• Can we validate the challenge by consuming products originally purchased with a valid expiration date but which have now expired?
• Do the Too Good to Go anti-waste baskets or equivalent applications validate this challenge?
• Do ugly garden vegetables work?
• Does taking a doggy bag validate the challenge?
• After a collective meal (from an association, with colleagues...) I got some drinks and food left: can I validate the challenge? In this particular case, do plastic containers count in the malus?