I’d start with Charlie Francis Training System e-book and the GPP DVD. Between those two you’ll have enough theory (CFTS) and practical (GPP) to keep you busy for awhile and set a good foundation.
I’d start with Charlie Francis Training System e-book and the GPP DVD. Between those two you’ll have enough theory (CFTS) and practical (GPP) to keep you busy for awhile and set a good foundation.