E: 14/12 Win Mars Milk and £10 Tesco voucher (FB, starts 04/12)

https://www.facebook.com/MARSmillk/

4. Two competitions will run during December, over the following dates: (i) 4 – 7th December 2017, and (ii) 11 – 14th December 2017. Each competition will run from the Monday to the Thursday of a week, whilst the competition is posted on Facebook.
5. Only one entry per person or Facebook account per weekly competition.
6. To participate in a weekly competition, an entrant should visit https://www.facebook.com/MARSMilk, answer that week's competition question, tag friends and follow the entry instructions for that competition. Entries in a competition must be submitted no later than 23:59 on the Thursday of that week (either 7th or 14th December) to qualify for entry in that week's competition.
7. Each weekly competition will have three winners who will each receive the following prize: a case of Mars Milk (8 x 350ml bottles) and a £10 Tesco voucher.