I guess it depends if you have a following who believe you have something of interest to say or at least worth following for some reason.
Have you seen how many people are following Barack Obama? Well loads!
Here is my twitter page regarding
office supplies here it is
Whistle Ink Twitter Page
I have tried to create this so people subscribe in order to be alterted to any freebies they might be able to get.
Do you think people just subscribe to someone hoping that they will 'return the favour' and folow them?