I found these very informative...

[posiview]

This is one of my Youtube subscriptions.

All manner to topics covered from composition, off camera flash, portrait photography, food photography, and much more.

I found them very informative.

Cheers and here's the link:

http://www.youtube.com/user/BHPhotoVideoProAudio?feature=g-user-c

Hope the link works because I've "'ad a few"

 

[sep9001]

Thanks. Have seen a few from them including a new from Jared about LR4.