these will help develop new indicators for comparing ageingrelated issues and the policy impact of best practices globally nonprofit organisations such as the american association of retired persons aarp in the united states have developed qualitative indicators for liveable ageing societies these were developed with such stakeholders as community residents representatives of particular groups and policy makers qualitative indicators on the other hand should be used not merely to compare results or rank communities but to collect critical information that cannot be expressed or evaluated quantitatively some case study cities apply indicators to understand their challenges better and to monitor the progress of their policies cologne monitors the expansion of highquality educational opportunities for older people as well as the demand for and supply of social housing