If what you are looking for is learn to dive, but the work schedule prevents you, there are many centers in Spain how Nature explorer where you can find varied diving courses and choose different schedules according to your free time. They can be done in Seville or Cádiz. The dives are made on the shores of the Natural Park of the Strait of Cádiz.
These types of courses do not require the interested party to carry something, they are responsible for delivering the complete team of diving, transfers and teaching kit.
The Open Water Diver it is the complete initiation course to learn all the basics of Sport diving. At the end of the course you can dive anywhere in the world, as you will collect a certificate.
The courses include theoretical and practical classes in the pool. Then there are the practical classes at sea, leaving from a boat, there are four dives with independent bottles. The student also has an international accident insurance for diving.
Instructor with his apprentices in diving.