Answer:
Negative word-of-mouth
Explanation:
Negative word-of-mouth -
It refers to the negative feedback of the consumer for the goods or services he or she has used , is referred to as negative word - of - mouth .
In this case , people tries to spread the truthful experience of the product she or she has faced , to the nearby friends and neighbors ,
This is one of the method , where people can get the real time information of any product or service .
Hence , same scenario of negative word - of - mouth is showcased , in the question.