Content generation method: PAA.
Domain: high-trust
Monetization: display ads
Revenue: assuming $7 per 1k US traffic (35%) + a mix of countries like Europe and others, it can generate around $100 000 per month, give or take, from 14M traffic.
Supposedly over 2 million pages were uploaded, and the doorway site pushed into top rankings very briskly.
This is a network owner and I often see their sites — their signature mark is this element below the answer:
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