Reagan knew that this was an important safety valve that allowed dissenting viewpoints to reach him without being blocked by those with their own agendas.
The more successful providers are, the more they must spend on equipment to make sure their growing number of subscribers can reach the Web without getting a busy signal.
Its focus is on helping local sales people, by providing templates that, say, insurance agents can use to reach out to customers via their social networks in a way that helps the agents boost their revenues without spending hours working on their Facebook pages.