1. Swimming School: Start your own business by teaching swimming classes and providing individual or group lessons to clients of all ages.

2. Traveling Swimming Instructor: Provide lessons to those living in remote locations or to those whom public classes are not an option.

3. Competitive Swimming Coaching: Train and mentor competitive swimmers or become a coach for a swim team.

4. Digital Swimming Tutor: Develop online courses for teaching swimming and offer them to customers online – either through your own website or as part of a package on a platform like Udemy.

5. Swimming Pool Consultant: Establish yourself as a consultant in the pool industry, offering your services to those wanting to improve their swimming pools.

6. Pool Maintenance Business: Provide pool cleaning and maintenance services to those in need of regular care for their swimming pools.