Ctrl+L switches of you lights and go back to max default 2 point lighting. Hitting it again will switch back to your own lights.
Pressing '9' above the letters on the keyboard will bring up the advanced lighting window
Selecting a light then pressing Ctrl+H lets you drag over the surface of an object to place the highlight.
When using a target light, selecting the line inbetween the light and its target will enable you to move/rotate both objects together. more del all3dmodel.com