What Teachers Must Consider When Moving to Flexible Seating

"Each student gets a chance to set up the room on a rotating schedule." 

Sourced through Scoop.it from: ww2.kqed.org

Campfires, watering holes, and caves -- when it comes to flexible learning environments, there are many considerations and stakeholder perspectives. Include the students themselves - give them a 'voice' in rearranging the space.  And what about organizational considerations like rules/policies regarding desks and seating capacity? What about the custodial staff and their concerns about cleaning, maintenance, and safety? 


What are your considerations, successes, struggles?