Prefix = Ctrl-b
Prefix - % (split hor)
Prefix - " (split ver)
Prefix - , (rename window)
Prefix - z (zoom-in zoom-out)
Prefix - x (kill pane)
Prefix - spacebar (organize pane)
Prefix - w (list windows)
Prefix - c (new window)
Prefix - n (move to the next window)
Prefix - p (move to the previous window)
Prefix - [0..9] (move to the n window)
Prefix - $ (rename window)
Prefix - :new<CR> (new session)
Prefix - $ (rename session)
Prefix - s (list session)