The Outdoor Advertising Association

The OAA aims to provide a friendly gateway to the excitingly diverse world of outdoor media and introduce the many advertising opportunities offered by their members. 

www.oaa.org.uk

Postar

Postar produces audience estimates for out of home advertising. The data tells subscribers how many people see an advertising campaign and how often they do so. The information is used as the currency for planning, buying, selling and evaluating advertising investment in the medium.  The name is derived from "Poster Audience Research".

www.postar.co.uk

The Advertising Association

The Advertising Association is a federation of 31 trade bodies and organisations representing the advertising and promotional marketing industries including advertisers, agencies, media and support services.

www.adassoc.org.uk