what is sgl sticker mcdonalds

Based on the search results, the "SGL" sticker at McDonalds is not a commonly known term. It is possible that it is a local or regional term used by a specific McDonalds location or franchise. However, there are mentions of stickers related to McDonalds Monopoly game, which is a promotional event where customers can collect stickers on their food packaging to win prizes. The stickers are attached to specific menu items, such as fries, burgers, salads, and drinks, and customers can collect them to win prizes ranging from free food items to cash prizes. Some menu items have two stickers, while others have three, and there are also "auto single stickers" that are used to indicate that a monopoly sticker should be included in the bag with the meal. However, there is no clear indication that the "SGL" sticker is related to the McDonalds Monopoly game.