Let’s face it, the act of buzzing people into your office building is a pain in the neck. That’s why we love this week’s hack. Chicago-based LaunchPad Lab came up with a way to re-route a door buzzer so that there would be no more workplace disruptions. Now, letting people in is as simple as five keystrokes.

See photos and learn how LaunchPad Lab created its Rocket Buzzer, here: http://bit.ly/RocketBuzzer