your bike than you should be because you are a new rider. start out with a used bike and purchase a new one later when you are more experienced and can take better care of it.
a used motorcycle is also a great idea if you are going to be parking it in parking lots a lot. a shiny new motorcycle is more likely to get touched or stolen than an older used bike. you will also find every scratch and ding to be a little less troublesome if you did not pay an arm and a leg for a brand new bike.
whether this is your very first motorcycle or it 