Use Waddcutter pellets, or Target pellets. Don't use BB's for target practice they are not as accurate as pellets. BB's are okay for plinking.
You will have to call Beretta
Beretta does not.
Usually means a handgun used for infomal target shooting (plinking)
Check the Beretta website.
Beretta Elite 2 has more power
Yes
50-800 Usd
Beretta 92F.
50-250
A copy of R. L. Wilson's book on Beretta will assist you.
Beretta made a LOT of different 9mm pistols. However, if you are asking about the M9 pistol used by the US Army, it is about 8.5 inches long.
Ask a gunsmith for help