| Aggregator app | A third-party app that facilitates the order of food from an outlet to a consumer, e.g. Just Eat, Deliveroo, Uber Eats. |
| Out of Home (OOH) Digital Market | The definition used for this study is food and non-alcoholic drinks that are ready to eat/drink and purchased for immediate consumption using out of home outlet web apps, aggregator apps and outlet websites. Note this is limited to takeaway and delivery food and drink, and does not include groceries. |
| Discount with minimum spend | Price promotion offering an amount or percentage discount for spending a set amount. |
| Upsizing strategies | Strategies promoting a larger size product on the menu by default or offering a discount for a larger size. |
| Upselling strategies | Strategies promoting the addition of extra items to the order (e.g. fries with a burger, extra elements like additional burger patty, adding dip or being offered additional items at checkout). |
| Meal deal | Promotion where consumers are offered additional products for 'free' or a discount to create a meal (e.g. sandwich, drink and a snack or a main and side dish for set price). |
| Multi-buy | Promotion where purchase of multiple items is cheaper than purchase of each individual item alone. This includes e.g. buy one get one free, 3 for £2, 3 for 2 offers, extra free. |
| Placement strategies | Products and items being placed in prominent places on the website or app page during ordering process (e.g. new/recommended/featured/discounted items being displayed at the top of the page or in a dedicated section of the menu). |
| Loyalty scheme | Promotional strategy that offers discounts or rewards after a certain number of orders. |
| Offer through gamification | Promotion that involves game-like elements. |
