Mark Weeks at
About.com Chess is featuring an opening tutorial on the Caro-Kann Defence, 1.e4 c6...

The Caro-Kann is "considered one of Black's most solid responses to 1.e4." and it becomes White's job to create winning chances.
Read the full article, featuring all the main lines,
here. Also [Warning: Shameless Self Promotion] check out the introduction on the
Chess Openings page on my main site.