If you don’t have a Gmail account (the best alternative email account ever!), you need to get one, then you need to start adding different free features that Google has to offer into your business. One is a Google+ personal and business page. Refer to a previous post of mine regarding email management here.
Take a look at this Infographic provided by Chris Brogan. It shows how focused its members are, what types of information you should be sharing, and ideas on how to maintain it.