Sign up and receive a free eBook. In it, you are given carefully selected materials:
that improve your fretboard knowledge and musical understanding
that synthesize your musical knowledge and technical abilities
that contain musical and technical substance (Bach, Tarrega, Villa-Lobos, Llobet, and more)
I'm confident that if you use this routine, then you'll get an all-rounded training similar to one that Sor and Giuliani had.
This will take you out of the box of just playing notes and into the deeper realm of music, where understanding, heightened expression and creativity are at the core.