You are seeing more open meeting spaces, lounge furniture near circulation spaces and that type of thing.

CNN: 'Generation Y' set to transform office life

There are three gates, and circulation could be aided by keeping some open at some times, and closed at others.

ECONOMIST: Flood barriers

Typical townhouses in Havana were fitted with grand colonnaded portales (porches) to provide shade and shelter from the tropical weather, and rejas, metal bars, were secured over open window panes to protect against burglaries and allow for a freer circulation of air.

BBC: Cuba��s eclectic architecture