As I've said I'm trying to learn the polish opening, so any lines of theory and tips would be useful. I already know some of the basic lines but they only go 3-4 moves deep.
Get Carsten Hansen's book on 1.b4 from late 2021.
All your answers are in there!
As I've said I'm trying to learn the polish opening, so any lines of theory and tips would be useful. I already know some of the basic lines but they only go 3-4 moves deep.