Word of Mouth Advertising

Word-of-Mouth or WOM is product information that individuals transmit to other individuals. Because we get the word from people we know, WOM tends to be more reliable and trustworthy than messages from more formal marketing channels. In addition, product reviews from customers on websites are a frequent source of opinions for the information gathering stage of decision making. How are the two WOM strategies different? Please explain the power of positive and negative WOM messages. Have you ever been influenced by WOM messaging?Please post an essay of no less than 500 words with one or more sources cited.