Word of mouth marketing shows service issues when customer support does not fix the problem even after repeated requests. When the issue stays unresolved, details like long wait times on calls, repeated follow-ups through emails or chats, and unclear or delayed responses become part of the overall experience. As these same patterns show up in different situations, they become easier to notice and reduce confidence in choosing that service.
Check out related content on advantages and disadvantages of word of mouth marketing for more information.