ELMA is the European association that aims to ensure a high standard of quality in the letterbox marketing activities in Europe. ELMA’s objectives are to ensure unity and a high quality of direct mailing and distribution activities at an international level and create a stable and reliable environment for direct marketing activities ongoing. Inbox Marketing is a full member ELMA (European Letterbox Marketing Association) since 11 May 2007, after being an associate member since 2005.