There are several hotkeys available for use in EOS One®! The available hotkeys for PC & Mac are listed below.
PC
Alt+Shift+H - Add a Headline
Alt+Shift+I - Add an Issue
Alt+Shift+R - Add a Rock
Alt+Shift+T - Add a To-Do
Mac
Option+H - Add a Headline
Option+I - Add an Issue
Option+R - Add a Rock
Option+T - Add a To-Do