Marketing today is very targeted. If you can connect with people who have shown an interest in your product or service you can build the relationship and be there when they need you.
Getting your information out through Social Media is made easier with pictures and words.
It's easy to share and get interaction.
This article covers some of
Recently I read an article on LinkedIn about the “The 7 Things Successful People Never Say”, of course it is referring to things not to say around the office, but the same applies to what you tell yourself in your own business.