Share 'Social Bookmarking: Please share yours!! (week 1)'

Teachers from the Trenches: Could you share the think to your social bookmarking site and tell us why you use them. Mine is: http://del.icio.us/cyndidannerkuhn and I also use another one called Portaportal http://guest.portaportal.com/cyndidannerkuhn. I like them both delicious for quick on the fly tagging and then I move to my Portaportal to organize them a little m ore. TECS 390 students plea…