3. Affiliate Marketing
What It Is
Affiliate marketing means promoting other companies’ products and earning a commission on sales made through your unique affiliate link. You don’t need to create your own products or hold inventory.
Why It Costs $0 to Start
Most affiliate programs are free to join (Amazon Associates, ShareASale, etc.). You don’t need a website — you can promote links via social media, blogs, or even in forums.
How to Get Started
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Choose a niche that aligns with things you like or know about.
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Sign up for affiliate programs.
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Create content that naturally includes your links (e.g., blog posts, YouTube, TikTok, newsletters).
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Be transparent — always let your audience know when a link is affiliate.
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Track which links perform best and refine your content strategy.
Earnings Potential
This varies a lot depending on traffic, the price of the products, and the commission rate. According to some recent guides, affiliate earnings can range from hundreds to thousands per month, depending on how well you scale.
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Pros: Almost unlimited scale, passive potential, very low startup cost.
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Challenges: Requires building an audience or traffic source, can take time before you earn stable income.













