Just upgraded to Lightroom 3 for my photo workflow and image manipulation. Here is a great tutorial to get started to enhance your photo's. I'll surely come back to this video a few times to review the info here...there is a lot and it'll take me a while to absorb.

http://tv.adobe.com/watch/getting-started-with-adobe-photoshop-lightroom-3/create-stunning-images-/

http://tv.adobe.com/show/getting-started-with-adobe-photoshop-lightroom-3/