He used to drop into my chambers once in a while to smoke, and was first-rate company. When I gave a dinner there was generally a cover laid for him. I liked the man for his own sake, and even had he promised to turn out a celebrity it would have had no weight with me.
The owners manual on every vehicle should state how often the manufacturer recommends that you tune up cars, but as a general rule it is every two years or 30,000 miles, whichever comes first. Driving under extreme temperature and weather conditions will make parts wear out faster, however.
Have your piano tuned as often as you feel necessary, but a minimum of twice a year is the rule of thumb.Just remember: when you turn on the heat in the winter, and when you turn it off in spring, you're about 2 weeks away from needing a tuning.