Invest in the official version. Do the shadowing drills until your jaw aches. Accept that fluency is a skill, not a download.
But what is this book? Is it a secret text reserved for polyglots? Or is it another overhyped digital product? More importantly, The Black Book Of Speaking Fluent English Pdf
Why? Because
Have you used the Black Book method? Share your results in the comments below. (No piracy links allowed—we will delete them.) Invest in the official version