When MrConsumer is seriously contemplating buying a particular product, he scrutinizes online reviews by others who have purchased the item to see what their real-world experience with it has been. Many of you probably do the same thing. The trouble is that some unscrupulous sellers try to manipulate online reviews to make the product seem better than it really is. They might pay people to post fake reviews, they might write and post reviews themselves, or they might selectively promote good ...