From an industry professional (who is also trying to sell her services) on what works with books and what doesn't. Note that she isn't sff - didn't recognise the titles she has worked on but suspect they are "popular books for women"
has as fair bit about problems with Goodreads in here
Marketing Books in 2023 (Goodreads included)
Book publishing has a marketing problem. Will it get better?
kathleenschmidt.substack.com