Business Simulation Ltd, London SW1, has launched Picture Cardbox, a personal computer-based information management and retrieval system that stores images and text: the product is based on the company’s Cardbox-Plus database program, launched by Caxton Software in 1982, then released directly from Business Simulations the year after; it runs under MSDOS and uses Business Simulation’s proprietary compression algorithm, requires 256Kb of memory and can be run on any personal computer with a VGA high-resolution screen; each record on the database holds up to 36 lines of 132 columns and 500,000 records can be held; a single-user system costs UKP900, and multi-user networking versions cost UKP1,200 for the first three users; an electronic publishing version is UKP100.