human
What are some of the most important things I should know about a scuba diving certification course?
assistant
Some of the most important things to know about a scuba diving certification course include: 
1. The type and duration of the course you choose, as well as any prerequisites or certifications needed.
2. The cost of the course, including all associated fees.
3. The location of the training center, if applicable.
4. What equipment will be provided for use during the course.
5. Any special considerations that may apply to the certification process.
6. How long it typically takes to complete the course.
7. Whether there is an open water component included in the course.
8. The type of dives that can be certified upon completion of the course.