It would be great if the unit designer preview window had a zoom-in/zoom-out option, and possibly also a rotate button. At the moment, it is quite hard to see the full picture of some models, especially when they're wielding twohanded weapons like a battleaxe.
For example, this is a guy wielding a battleaxe.
http://img198.imageshack.us/img198/1303/elemental1294757839.jpg