A recent definition for "Pozzie" is slang for an affirmative vote for the query that appears alongside every Amazon amateur review:
"Was this review helpful to you? YES/NO."
A healthy and growing number of "Pozzies" are customarily thought to enhance one's competitive standing in Amazon rankings.
> "Good Lord! I picked up three Pozzies yesterday on my review of LIFE AMONG THE SAVAGES."
> "So people are still reading Shirley Jackson? Good."