Thanks for your answer.
I do not intend to extract passages out of the book for sure. Of course a follow up question to that would be: if I write a question in my guide and then one out of the four possible answers is from the text would that be considered lifting the passage? Should the answer...
A year ago I studied and passed a certification exam from a testing agency. I was thinking of gathering all the notes, strategies, tips & mnemonic tricks that I came up with and publishing a book for sale on several ebook stores like Kobo, Barnes & Noble, etc. I may also include in the book...