Could anyone explain this RFI chart by Poker coach Jonathan Little?

Could anyone explain this RFI chart by Poker coach Jonathan Little? rfi poker meaning Fast Track Poker These courses are designed to lay a technical and mathematical foundation rfi in poker The poker stats RFI and PFR are alike but track slightly different things RFI, which stands for Raise First In, shows how often a player starts by raising when

rfi in poker I mean, GTO is a relatively new concept, do these guys think Poker was a pure guessing game before GTO became popular? Obviously not, it's

rfid poker table RFI in poker is short for Raising First In, and describes which hands we are opening when no one else opened in front of us In other words If you want to see what I mean, go pick up your average poker book at Barnes and Noble and page through it Even books like Super System