: Ensure the niche has long-term growth potential and isn't a passing fad. High-performing sites often follow the 80/20 rule, where 20% of the content drives 80% of the revenue.
: Audit the last 6–12 months of income. Check for consistent commissions rather than one-time spikes.
: Investigate the site's backlink profile using backlink analysis tools to ensure it hasn't been penalized by search engines. Legal & Compliance Requirements