An updated round-up of posts related to "red flags" in biotech investing which is always a popular topic on this board: Luke Timmerman (Xconomy): http://www.xconomy.com/national/2013/10/21/21-red-flags-watch-biotech-company/ 21 Red Flags to Watch for in a Biotech Company David Sable (And other secrets of the buy side): http://www.dbsable.com/1/post/2013/10/a-few-more-biotech-red-flags-ht-luke-timmerman.html A few more bitoech red flags BiotechDueDiligence: http://www.biotechduediligence.com/1/post/2013/10/5-more-red-flags-biotech-investors-should-heed.html 5 More Red Flags Biotech Investors Should Heed The classic http://investorshub.advfn.com/boards/read_msg.aspx?message_id=71330113 Newbie Mistakes post here on Biotech Values.