What year and model is that BMW? Kelly prices this one out at a lot more than $3500. If it was well
maintained, you may be getting a great deal, even with the high mileage.

http://www.kbb.com/motorcycles/bmw/k...edretailvalue/

Oh, and the RC mosquito may have been a hoax, but this isn't:

http://www.darpa.mil/NewsEvents/Rele...011/11/24.aspx

And this little bugger is only 5.5" across!

http://www.horizonhobby.com/products...ogy-BLH7680#t2