Social proof is when people trust products because others recommend or use them.

Authentic content builds stronger audience trust and better campaign performance.

Authenticity refers to how genuine and trustworthy an influencer appears.

Vanity metrics are numbers like follower count that may not reflect real impact.

By analyzing engagement quality, follower growth, and audience authenticity tools.

Influencer fraud involves fake followers, fake engagement, or misleading metrics.

#ad, #sponsored, and #paidpartnership are commonly used.