Hi Karlm, Welcome to the wonderful world of pistols, the Beretta 92FS is a great pistol, you will love it, i use Napier Power oil on all my guns inside and out, and it keeps them all in good working order.
Join the UBC
http://www.airgunbbs.com/forums/showthread.php?t=268048
or
www.umarexboysclub.co.uk
and join in the competition to give yourself some practise with your new toy.
tvb
Jason