Have you let Nikon know about your problem/issue?

I did, and here is useless response that I received from irresponsible Nikon representative.... Unbelievable how they work out this issue!!!

"Thank you for contacting Nikon Customer Support.
For you dust and oil issues, please use the following links below for information on how to remove dust and oil from your sensor. 
What are these spots and how do I get rid of them?
http://support.nikonusa.com/app/answers/detail/a_id/7348
Nikon Sensor Cleaning System
http://support.nikonusa.com/app/answers/detail/a_id/16067
Your incident number for this case is xxxxxxxxxxxxxxx
Best Regards,"