You can't 'unlink' the iPhone from your iTunes account (unless you change the iTunes account you're logged into on the computer, then sync, but ion that case you won't be able to use the apps you have already bought).
PEOPLE OVERVIEW. The 2016 Laguna Hills, California, population is 31,748. There are 4,810 people per square mile (population density).
The unemployment rate in Laguna Hills (zip 92653), California, is 4.20%, with job growth of 0.67%. Future job growth over the next ten years is predicted to be 37.10%. Laguna Hills (zip 92653), California Taxes. Laguna Hills (zip 92653), California,sales tax rate is 8.00%.