I agree that your suggestion is an improvement on anything suggested so far. However, one can hit two birds with one stone, I believe. More seriously, I think one can have a list of aims (quite common in reports).I have a slightly personal problem with anything that aims at two things at the same time. It isn't going to hit both targets
I also prefer to be more assertive at the introduction.
So I suggest leaving out the aiming and declaring what you believe it does:
This documents gives an overview of the group and its current mission, and makes proposals for reorganisation.
Only a suggestion.