Each club is run by a human manager who is solely responsible for hiring, firing employees within it, setting the tactics for the competitive matches, and planning and implementing any long term strategy.
The last week is called by many people the 'Off-season'. During this week, no league or cup games are played, but a number of updates happen. These include all players ageing by one year, all yellow cards being removed, and the mood of supporters and sponsors being reset.
During this week, the end of season promotion/relegation play-off games happen.