Value Proposition Courses
Stanford University via YouTube How to Qualify And Get a Prospect's Interest...
Udemy Entrepreneurs: Building a profitable business begins here...
Udemy Sales Skills - How to sell value instead of price
Udemy Plan your Business
Udemy Бизнес стратегиясы
University of Illinois at Urbana-Champaign via Coursera Marketing para emprendedores
Universidad del Rosario via edX Создание и поддержание инновационных организаций
University of Illinois at Urbana-Champaign via Coursera Позиционирование: успешная маркетинговая стратегия
IE Business School via Coursera Орналастыру және сәтті маркетингтік жоспарлау
IE Business School via Coursera