Interesting video tutorials from Make Up For Ever. A nice make up can help for your portrait photographs...
http://www.makeupforever.com/webtv/pro-tips.html,9,9,0,0,0 

It's not that simple knowing how to pose and varying poses.... Here is a good starting point. You can adapt based on your own preference!  You can select a pose as a basis and then try to vary it slightly. 

Enjoy your reading! 
Rev'elle Photo

Women:
http://digital-photography-school.com/21-sample-poses-photographing-female-models
http://digital-photography-school.com/posing-guide-photographing-women-2 

Men:
http://digital-photography-school.com/21-sample-poses-to-get-you-started-with-photographing-men

All types:
https://plus.google.com/photos/117453142216510665150/albums/5088619154944844641?banner=pwa