The best way is to start is with Basic Freediving Course - SSI Level 1 or Molchanovs Wave 1. These are 2 or 2,5 day courses and the perfect first step into world of freediving.
If it is too long for your first experience, you can also start with a half-day Try Freediving course which we usually called as ""Advanced Snorkeling"".
If you want to know more about the different options and what is possible, please feel free to contact us, and we will be happy to assist you.