User blog comment:Manushster1/please help me manage my units/@comment-80.229.156.13-20151224215234/@comment-80.229.156.13-20151224232834

Depends if you spend a lot of money on the game.

If you're F2P then it wouldn't hurt to evolve and max your dupes to reap more achievement points. Whales just sell their dupes as is.