Fake reviews often have:

  • Have zero caveats, and are full of empty adjectives and pure glowing praise with no downsides.
  • Are all left within a short period of time of each other.
  • Mainly tally off product features. (Real users talk more about performance, reliability, and overall value).
  • Reviewers names are all variations of one another, i.e. happykat1234, happykat7593, happykat6687

Hmmm, all a bit obvious. Read the full article on The Consumerist.