Internal 3 office productivity killers—and how to fix them Stale air, a cold environment and a lack of windows result in more mistakes and decreased productivity. By Russell Working@byworkingMay 10, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.