Google, the company that John Doerr introduced the OKR framework to, made the OKR framework popular for organizations. The way Google uses OKR has become the standard in almost all organizations. Google set its objectives to last for a quarter and set them at the company, team, and personal levels. Objectives used by Google have the following characteristics: actionable, ambitious, and time-bound, For key results, Google sets 3 to 4 key results per objective. They keep it measurable and difficult but not impossible to achieve.