The Bureau of the Senate is composed of the Speaker, the two Vice-Presidents, and the leaders of the political groups that are represented in the standing committees. The Bureau leads the day-to-day activities of the Senate and convenes every two weeks in order to manage the work of the Senate. The Bureau determines the legislative agenda and the order of business in the plenary assembly and the committees, and manages the internal affairs of the Senate. A member of the Federal Government is usually invited to attend the discussions about the legislative agenda. The Bureau also assists the Speaker in the conduct of parliamentary business. In addition, the Bureau also appoints, promotes, and dismisses the staff of the Senate.