Pret is the most generous with a 50p discount for shunning single-use cups. Starbucks has offered a discount for customers in the UK using their own mugs since it opened in 1998, and says about 1. ...

Red Cup Day, known as Starbucks' celebration of the holidays, is expected to occur soon. Here's what we know so far.

High Street food and drink chain Pret A Manger is to increase the discount for bringing in a reusable cup to 50p from the first week in January. Since August, it has offered customers 25p off ...