Hi friend, You can read a nice article about Google listing in this web site... http://www.searchenginejournal.com/enhance-your-google-local-listings/5423/
Local listing is the service which used for promoting business services in local area .Google local listing is the service gives the path to promote service in local area and optimize websites in local area listing which increase google ranking.
Google places or Google local, is the name of a system that Google has created to help local businesses, venues & other places connect with searchers. This system is made up of 2 main components, a backend for people to create, update, and even delete information about their place of business, basic contact information such as Business Name, Address, Phone Number, website url, and reviews are diplayed in a list along with 3 or 7 other businesses relevant to the keywords that are being searched...