Owning your own swimming pool is a lifestyle similar to the way boating or RVing can be. To some a pool shows prestige and luxury. To many a pool means more time with the family or a way for children to escape TV and video games in the summer. And for others, swimming in a pool is a great way to exercise. You know your reasons for wanting a pool. But how do you get to the bottom line about the differences between in-ground fiberglass pools, gunite (concrete) pools, and vinyl lined pools? We have simplified and broken this learning process into three basic steps.