Acq Inc: are rank-tied franchise improvements subject to the same improvements mechanics related to downtime activities?

Having some trouble clarifying the difference between untrained hirelings and crew in the Acq Inc book

Looks like some of you are getting your copies of the Acquisitions incorporated book!

New images revealed from Acquisitions Incorporated Book!

What triggered the original Acq Inc games?

Have you released any adventure material of AI campaigns?

Where did the GREEN FLAME originate?