1st & formost is a blog. There are several places to start a blog. You already know my blog cause your’re reading it.
2nd is twitter, I’ve had great experience with this medium. Companies are able to respond to their customers needs & questions. You able to connect with instantanely. I’m on twitter here http://www.twitter.com/Vernon_J_
3rd is foursquare. I’m on foursquare here. http://foursquare.com/Vernon_J_
This is like the olympics, no one remembers 4th place.