48. What is a social-media audit?

A social-media audit is the process of evaluating social-media performance and strategy.

It involves analyzing:

• Profile optimization

• Audience growth

• Engagement metrics

• Content performance

• Posting consistency

• Competitor activity

The goal is to identify strengths, weaknesses, and opportunities for improvement.

49. How do you measure social-media ROI?

Social-media ROI measures the value generated from social-media efforts compared to the investment made.

Common metrics:

• Leads generated

• Sales revenue

• Engagement

• Website traffic

• Brand awareness

• Customer acquisition cost

Basic formula:

ROI = \frac{Revenue - Investment}{Investment} × 100

Tracking ROI helps businesses evaluate campaign effectiveness.

50. What is influencer marketing?

Influencer marketing is a strategy where brands collaborate with content creators or influencers to promote products or services.

Types of influencers:

• Nano influencers

• Micro influencers

• Macro influencers

• Celebrity influencers

Benefits:

• Better audience trust

• Higher engagement

• Increased brand awareness

• Targeted reach

Platforms commonly used:

• Instagram

• YouTube

• TikTok

Influencer marketing works best when the influencer audience matches the brand’s target market.

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