Beginner level
you have not done half or full Ironman, but will do that in the summer or in the future, (minimum requirement in NLC's trainingcamp is to be able to swim 1000m crawl – ok to keep breaks during the swim, ride with clip-on pedals and ride 50km without big problems, and be able to run 10km without big problems)
Medium level
you have done half or full Ironman during the last 2 years. We don’t ask your time
Expert level
you have done half or full Ironman without big problems, and work with the elements in your training, that make you to do your PR/go after podium/qualification.