TGI (Target Group Index) is a global network of single-source market-research surveys providing invaluable, comparable consumer insights across six continents. TGI can help you find the answers to all types of marketing questions, quickly and flexibly.TGI makes strategic market information available to clients by undertaking a continuous survey (15,000 interviews in SA annualy) of consumer attitudes, behavioural patterns, demographics, brand-usage habits and media consumption. TGI's central purpose is to describe the characteristics of consumer target groups and recommend effective strategies that enable communication with these audiences. TGI is an unrivalled single-source database of marketing and media-research information.