Blueprints Compendium Volume 2 is a document that presents 25 topics related to Blueprints that help to explore the true potential of the Blueprints.
The document can be downloaded at my blog: Romero Blueprints.
Please check your download links because both leads to Blueprints Compendium 1 
I fixed the link. Thank you for letting me know.
Very usefull to discover/understand BP function on a simple manner! Thanks for your compendium.