Lots of good advice above, bit I'll offer some as well. Keep in touch with this group. There are a lot of smart , friendly people here who are very helpful.
I've found that in my time with SH3, the way I've played the game has changed, and this is a great place for information.
Welcome aboard!
EDIT: Oops! Apparently I'm a helmsman now. I
hate that avatar and I hope it doesn't last long!