With swimming pools, it is a lot about location.
Just like real estate with in swimming pools it is almost all about location, location, location. The best pool options, deals and fits for you will probably have a lot to do with where you are located. Location impacts swimming pool projects in more than one way.
Most States set up the general rules for the swimming pool industry. Some states are very licensing and supervising pool builders while other states take a more hands off approach.
Your County / City
Many local swimming pool rules and regulations are passed by local governing bodies typically by city or county.
The size of your local pool industry
The swimming pool industry is still often local. The best options for you will have a great deal to do with the expertise in your local market. This could impact the relative cost of the pool type as well as time line. In most metropolitan areas all pool types are generally available.
There are basically three questions about your yard that will impact your pool project. (1) How easy is it to get to (2) how hard is it to dig and (3) how big is the space. Getting several opinions can have a big impact on your pool project, especially the best pool type for you, suitable shapes and sizes and well as extras. Many pool pros can provide you a rough idea with just your address and google maps.