But several times success doesn't depend on book marketing activity, but only one word spreading of random readers who spotted an online ebook and chose to read it! (advicesbooks.com)
Of course, you need great reviews — not merely reviews — and it helps to get them not just from random readers but from professional or popular book critics. (citybookreview.com)
I don't use reader reviews for fiction simply because my taste might not be the same as random reader A's. (buildbookbuzz.com)