tune up

Would this mitigate the carbon build-up in the throttle body and intake manifold? I have not experienced the problem (and it looks like it would be a good bit of trouble to have a peek). Just wondering because there was mention of it in another thread (hijacked). An Italian tune up is not...

How important is it to have a 15,000, 30,000 mile service / tune up? I am at 60,000 miles now, and I don't remember having these services done... These seem to cost around $300+ and I am debating whether I need one... I've had my car for 4 years and 4 months, and I feel that brakes are not as...