How Express Entry Immigration to Canada works is explained in detail in this book. This book contains direct links from IRCC (Immigration, Refugees and Citizenship Canada) which is the Immigration department from Govt of Canada so that you get the right information on all aspects in Express Entry.
This book contains information about minimum eligibility to apply for Express Entry immigration, things to do before creating your profile.
Explained in detail with many screen prints, step by step illustrations on how to create, submit your profile to pool, create and submit your Permanent Residence Application so that you can do it by yourself.