SOSTAC® Devised by PR Smith, SOSTAC® is used all around the world by individuals and companies to create great marketing plans. It is also easily adopted for business plans.It is so simple in can be explained in just 5 minutes, giving you a perfect structure for a professional plan.The book has live links to video clips that the author, PR Smith, created when interviewing world gurus from Harvard, Boston to McKinsey's Tokyo. There also links to to video interviews with top marketing directors who demonstrate how SOSTAC® is used.