Scale, Rotate, and Height?

[Zathrak]

I just wastched a video, and what I found was interesting. I tryed it myself and I didnt know how they made that doodads; smaller, bigger, wider. and so on.
And I dont know how to do it, if anyone could tell me, i would be very gratefull (+rep )

 

[HappyTauren]

home - XY scale up
end - XY scale down
page up - Z scale up
page down - Z scale down
CTRL + page up - Z height up
CTRL + page down - Z height down
Also, before doing this, go to Advanced > Reset Fixed Objects Height and uncheck it.