If you have read Hercule Pouirot series or other agatha christie novels, you won't like it. Just comprises some simple detective stories. Not so satisfactory as a classic agatha christie novel. I wouldn't recommend it if you are an agatha christie fan.
This is not a bad book by any means. And not too good either. On a Christie scale, this has to rank somewhere in the lower 25 %ile, though.
Having said that, the stories are on an interesting premise and the detective is not like the one who we have seen earlier. His unconventional approach and ways are working are sometimes refreshing, while at the other times incredulous.
Go for it if you have read Christie considerably and if you are looking for a different kind of a detective other tha...