If you are a DIVEMASTER and think,that it's time to become an instructor I'm letting you know,that from 24 In June of this year, for the first time in Bulgaria, the SDI IDC /instructor development course/ will be held. The course will be held in the city of Sozopol and will be led by SDI - TDI instructor trainer Jurgen Baumer-ръководител на офиса на...