There are many examples of how quickly geospatial technologies are being adopted around the world, especially in the rapidly-growing countries of Asia. This article from The Times of India discusses the deployment of GIS and GPS technology in the main control room for the Mumbai , India police force.
A few days ago GISBlog.net mentioned GeoMinder a phone-based software that makes happen what I think is one of the holy grails of LBS, the ability to create location based notes. While GeoMinder seems to be for individual notes, the logical next step is to host these on a server and share them with contacts. Check it out if you have a supported phone (I don’t )