by Courtney Seiter at Buffer.com Friday has become somewhat of an “experiment day” at Buffer. Different areas of Buffer have tried Fridays with no Slack, have reserved Friday afternoons for personal development, and have even taken Friday afternoons off. Using Fridays to try new ways of work has become such a part of our culture that we recently tried our first full-team Friday experiment. During the month of August, everyone at Buffer was invited to work half-days on Fridays. Read on to hear how the experiment went for us! First: What’s a ‘Summer Friday?’ The concept of half-day or “summer Fridays” isn’t new.…