nTo move the camera to specific vantage points there are various key commands
–Keys “T, B, L, R, and F” will move it to the top, bottom, left, right, and front.
nA faster zoom can be done using the center wheel of your mouse
nTo Pan using the mouse alone just click and drag using the center wheel.
nIf you ever have to undo a view change just go to the view menu on the tool bar and choose undo view.