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).
5.88 miles (9.46 km) of the Laguna Beach coastline are protected by a state marine reserve and an additional 1.21 miles (1.95 km) are designated as a state conservation area. Tourism is the primary industry with an estimated three million people visiting the community annually.