The biggest factor that drives the most sales for companies is word-of-mouth marketing. It's essentially free advertising in the form of positive recommendations and reviews from consumers to other people they know.
The digital equivalent of word-of-mouth marketing is user-generated content, which a number of companies have already successfully taken advantage of in their promotional campaigns.
Essentially, any videos, photos, reviews, or testimonials from consumers are considered to be user-generated content, which helps companies increase trust and acts as social proof to other potential consumers. Thus companies can utilize user-generated content to generate more sales.
Successful Examples of User-Generated Content

The biggest factor that drives the most sales for companies is word-of-mouth marketing. It's essentially free advertising in the form of positive recommendations and reviews from consumers to other people they know.
The digital equivalent of word-of-mouth marketing is user-generated content, which a number of companies have already successfully taken advantage of in their promotional campaigns.
Essentially, any videos, photos, reviews, or testimonials from consumers are considered to be user-generated content, which helps companies increase trust and acts as social proof to other potential consumers. Thus companies can utilize user-generated content to generate more sales.