It takes considerably longer (most of the time) to make the pretty part than to handle the SimPE work... at least for me, but I'm usually making prop defaults.

If you clone your target hair, remove the texture and property set for the unused ages, and then RE-clone it, you have a base to start from that doesn't have any wasted ages. Which is awesome cos it lets me make fewer tragic mistakes with the binning tool.

... Well, that video was certainly in the spirit of the Carol Burnett show. *snickers*