Align, now in AutoCAD LT!
Over on the AutoCAD LT blog Kate has a great post with demos of my favourite "forgotten" AutoCAD command. Why move, rotate, even scale, when you can just:
Align objects in AutoCAD LT* 2010 - ltunlimited.typepad.com
* Although it's shown in LT, new for 2010, Align works the same in AutoCAD