The term MONOPOLY PURCHASES (ABBR.) can be summarized with two abbreviations: UTILS (5 letters) and RRS (3 letters). UTILS stands for Utilities, which are the properties that players can purchase in the board game Monopoly. RRS stands for Railroads, which are also purchasable properties in the game. Both Utilities and Railroads are essential to the game of Monopoly, as they are the main sources of income for players.