Portcullis House All rooms in the building are fitted with "annunciators" (monitors which announce in real-time the current business in the Chambers of the House of Commons, the House of Lords, or both). "Division bells" are also installed throughout the building, which alert MPs to the calling of a division (vote) in the Chamber of the House of Commons. Along with this, visual aids (a flashing image of a bell) are displayed on television sets and computer desktops in MPs' offices when the Division bell sounds. On the ground floor are a range of services including a waiter-service restaurant ("The Adjournment"), informal
Number of Westminster MPs Number of Westminster MPs Over the history of the House of Commons, the number of members of parliament (MPs) has varied for assorted reasons, with increases in recent years due to increases in the population of the United Kingdom. There are currently 650 constituencies, each sending one MP to the House of Commons, corresponding to approximately one for every 92,000 people, or one for every 68,000 parliamentary electors. While the Conservative – Liberal Democrat coalition governing after the 2010 general election had initially planned to reduce the number of MPs and constituencies to 600 during its term of office, Parliament