This was posted in another thread but I thought I would give it a new thread.
This was posted by kenvoss -
"... some kindly soul over at the subsim.com SH5 forum has put together this Quick Guide to the game:"
Click here to check it out.
This should be a big help in getting you into the game.
The web site subsim has additional information about SH5.
A main list of Silent Hunter topics is in the Subsim Radio Room
If you are interested in Mods they have a topic called SH5 Mod Guide for Beginners
Another place is SH5 Mods Workshop
Another web site that has SH5 information is
Silent Hunter Mods Forum
They have a section titled Silent Hunter 5 Mods
also a topic called Venatore's SHV Mod Bunker