Beneficial in situations such as: A person taken to hospital, lost, injured or ill, and unable to provide full identification details for friends or family to be contact.

Alzheimer's Australia is the peak body providing support and advocacy for Australians living with dementia. National Facts & Figures 2011.
* An estimated 269,000 Australians currently ilve with dementia.
* Without a significant medical breakthrough, that is expected to soar to about 981,000 by 2050.
* Dementia is the 3rd leading cause of death in Australia, after heart disease and stroke.
* 1 in 4 people over the age of 85 have dementia.
* Dementia is fatal and, as yet, there is no cure.
* Dementia is not a normal part of ageing.