Time to get serious with this book. Anyone who has read it? The book has 24 lessons and a bunch of tests. Each lessons should be about one hour of workload.
from the publisher's site:"Build up your Chess with Artur Yusupov is for chess players who want to build their skills on solid foundations. Yusupov guides the reader towards a higher level of understanding using carefully selected positions and advice. This new understanding is then tested by a series of puzzles.
Artur Yusupov was ranked No. 3 in the world from 1986 to 1992, just behind the legendary World Champions Karpov and Kasparov. He has won everything there is to win in chess except for the World Championship. In recent years he has mainly worked as a chess trainer with players ranging from current World Champion Anand to local amateurs in Germany, where he resides."
You can have a test ot the book from
here