Artur Yusupov’s Build Up Your Chess 1: The Fundamentals is widely considered one of the most effective and rigorous training manuals for club players. While officially aimed at players rated , many experts and students suggest it is challenging enough for players up to 1700–1800 (online) to find significant value. Training Structure
The book is organized into that cover a balanced mix of tactics, strategy, and endgames. Artur Yusupov’s Build Up Your Chess 1: The