Flight instructors are experienced pilots holding a valid license to instruct flight students on ground and in flight.
The FI(A)-IR course's goal is to qualify you as an instructor for instrument flights.
An IRI(A) - Instrument Rating Instructor has the approval to train students in IFR conditions.
The CRI SEP Class Rating Instructor course's goal is to qualify you as an instructor approved for pilot training on single engine piston aircrafts.
The CRI SEP Class Rating Instructor course's goal is to qualify you as an instructor approved for pilot training on multi engine piston aircrafts.
The MCCI - Multi Crew Coorporation Instructor is allowed to train pilots in Crew ressource management / Multi Crew Cooperation training.