I think it's important not to under estimate the power of having something to play for has on players. Too often mid table teams think it's not vital this week whereas when your at the top you think these 3 points are really going to matter
The toilets were loads better before they put the doors on and tried to make them one way
the reason people go in the exit is because it's hard to fight your way down the concourse behind the people queuing for drinks