The Berlin Home Improvement Fair is a biannual event on the topics of renovation, expansion and conversion of residential properties, which is aimed at a broad audience and is organized by Scot Messen & Marketing GmbH from Berlin. This Berlin-based company has been successfully conducting trade fairs and exhibitions in Berlin and the new federal states since 1991. It is especially renowned for the cult fair OSTPRO, which takes place as the Spring and Christmas OSTPRO in Berlin and intermittently as the Christmas OSTPRO in Erfurt.. {literal} (adsbygoogle = window.adsbygoogle | []).push({}); {/literal}