The Promotional Product Service Institute (PSI) is Europe's largest business network for the promotional products industry. More than 6.000 companies are current members of PSI which was established in 1960 and has its headquarters in Duesseldorf, Germany. PSI hosts the biggest european show for promotional items, also situated in Düsseldorf. Professional, Strong and International: That’s what the three letters in PSI have always stood for. But this time, Europe's largest trade show of the promotional products industry really reinforced the meaning behind its initials. The three-day-event opens every year in the beginning of January and gives exclusive access to distributing PSI- and Promo Alliance Members. 20.000 visitors and over 1.000 exhibiting companies make PSI Show the leading show of its kind. Besides, PSI is offering digital services such as the article-search-engine PSI Product Finder 2.0 or the newly launched PSI Webshop. Furthermore a PSI Membership includes additional value like the monthly distributed PSI Journal, weekly newsletters, special website-content, the sourcing hotline and regular networking events in Europe. Every service PSI is offering its members is done with the effort of bringing promotional items into the focus of marketing activities, creating demand and revenue for all PSI Members.