An advantage of word-of-mouth advertising is the message can spread quickly. At the same time, this is a disadvantage. If one customer has a bad experience, the company may lose repeat business from the customer. Some companies spark word-of-mouth advertising by participating on social media networks.

What is the effect of word of mouth?

Word of Mouth marketing impression results 5x more sales than a paid media impression and people are 90% more likely to trust and buy from a brand recommended by a friend.