Repeat poster behavior: split good vs bad sellers

Ситуация: Sellers post 100+ listings/year vary widely — некоторые pros, другие spam. Авито wants segmentation: who premium, who restrict.

Repeat posters: sellers > 20 listings/year. ~10% of base, ~40% of listings.

Доступные данные

• listings: id, seller_id, posted_at, status
• deals: listing_id, deal_at
• reports: listing_id, reason

Задачи

• Segmentation criteria: volume, quality, deal rate.
• Behavioral patterns: who is pro vs spammer.
• Tier proposal: premium / standard / restricted.
• Communication: how convert spammers to legit.

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