Zero to 100 : planning for an aging population : a toolkit for planners and designers Part I: Introduction Scope of this research What is aging in place Measuring age friendliness Whose responsibility is it Responses to common concerns. Part II: Planning an age friendly community. Local government toolkit: Policy Local government toolkit: Regulation. Part III: Designing an age friendly community. Age friendly communities Age friendly housing Community design guidelines Housing design guidelines. Part IV: Implementation. Incentivizing age friendly development Strategic goals and activities. Appendices.