A dazed look, a blank stare, 2 scratches on the head, a quick glance at a similarly surprised seatmate: These are among the common reactions I get when I assign my students to create a marketing blog for class.I try to explain that a blog is superior to the archaic ways of submitting graduate level assignments such as:1. paper (they get lost, crumpled, and waste a lot of trees)2. CD (scratched, won't play, messy)3. soft copy via email or USB (there's just too many viruses that slip through my legitimate