dca603d2_MacInfo___Efficiency__What_to_do
[Task] Getting space on the screen [Example] Many windows of many documents cluttering the view. [What to do] 
Do not move windows around to find other windows hidden behind them. Use hide/show of applications (in the application menu), use -tab to rotate in the active applications, use -~ to rotate in the windows of the active application. Moving windows makes life difficult and wastes attention time.
MacInfo - Efficiency
What to do