CHALLENGE Founded in 2000, Arbor Networks wasn’t the smallest enterprise security software firm on the block … but they weren’t the most famous either. It’s a horribly competitive field with hundreds of vendors and solution providers jostling for prospects’ attention. As Director Global Marketing Communications, Lisa Quinby had to make Arbor Networks a well-known brand name among execs and techies at organizations around the world with 1,000 or more staff. In addition to that tall order, she naturally had to generate a steady flow of qualified sales leads. That’s how one cold December morning in 2005, Quinby found herself sitting at a conference table with her entire marketing team — including agencies and vendors — trying to brainstorm a way…