Consider your budget, space constraints, and personal preferences when choosing the type of pool. 3. Design the pool: Once you have chosen the type of pool, it is time to design the pool. Consider factors such as the shape, size, and depth of the pool, as well as any additional features you would like to include, such as a diving board or waterfall. 4. Obtain necessary permits: Before you begin construction on your swimming pool, be sure to obtain any necessary permits from your local building department. This will ensure that your pool complies with local regulations and codes.