best format to follow to reach grandmaster
Possibly of interest:
https://www.chess.com/article/view/can-anyone-be-an-im-or-gm
What It Takes to Become a Chess Master by Andrew Soltis
https://web.archive.org/web/20140708093409/http://www.chesscafe.com/text/review857.pdf
Reaching the Top?! by Peter Kurzdorfer
http://www.thechessmind.net/blog/2015/11/16/book-notice-kurzdorfers-reaching-the-top.html
What It Takes to Become a Grandmaster by GM Andrew Soltis
https://www.chess.com/article/view/don-t-worry-about-your-rating
What is the best formate to reaching gm level?