This will take you to the Digital Photography School. On this link Darren posts a link to their best portrait photography tutorials of 2011. I love this site. It helps me every time I out and shoot. I pick one thing I'm going to work on. Great resource.
14 portrait photography tips you'll never want to forget
Portrait Photography Tips
Although many photographers upgrade to a decent SLR to take family portraits or pictures of friends, getting great shots of people is always a challenge. The difference between amateur and professional portraits can be vast. So we’ve compiled this list of 14 of the most important portrait photography tips for any photographer, to help you improve the quality of the pictures you take...... http://www.digitalcameraworld.com/2012/09/06/14-portrait-photography-tips-youll-never-want-to-forget/