Guide to Business Planning, 2nd Edition

Graham Friend and Stefan Zehle have spent their careers working on business planning projects around the world for both small and large businesses, and in 2000 they founded Coleago Consulting, a specialist telecommunications, media and technology management consulting firm. Graham Friend, who is a chartered accountant and the co-author of Guide to Business Modelling (Economist series), specialises in financial analysis, planning and business modelling. Stefan Zehle, who has an MBA, is a strategic analysis and market planning specialist and his articles for the telecommunications industry are widely published.