The document discusses different methods of communication used by companies to promote their products and services over time, from traditional print and broadcast media to modern digital and social media platforms. It also outlines a theoretical linear customer buying process model of discovery, learning, testing, buying, using, learning more, and becoming an advocate.

1. Building message

2. C ontrol B ought A ffected Digital 200x 1900 Analogue Indie Newsletter Social Blogosphere, Recommendation, Ranking, Gossip Website Company Newsletter Banners Buttons SPAM TV FC Print Radio Telex Fax Phone Brochure Gossip Free Pub Copy Catting PR Opinion

3. Steps Buying proces is actually peek and poke But in theoreticl linear form: Discovery Learn Test Buy Use Learn Serviced Advocate