Did you buy this brand new? If you did talk to the stealership you got it from.
If not, then it is a good idea to go over the whole bike. Clean filter, carbs, chain, change tanny oil. Those are just some. While the carbs apart, check what size jets it has. New plugs might help. That's a good start, let us know. A plug chop is helpful to do and not expensive.
Welcome to the banshee world, and being broke because of it. Many mods that can be done. Best web site for it. You can almost find everything by searching for it.
Good luck.