I just made a post announcing a new video tutorial, I thought it would be a good idea to post a reference here too.
It's about attacking two targets in a convoy using manual targeting, here is the link to the original post post
http://www.subsim.com/radioroom/show...565#post955565
Edit:
Here is the link to the YouTube version, make sure you click the "watch in high quality" link just under the video:
Here is the download-able version
http://www.megaupload.com/?d=TOMEP0GI
And the same in
filefront