Never copy-paste — always adapt. The core idea can be the same but the format, tone, and length must fit each platform's culture. LinkedIn is professional; TikTok is casual; Twitter is concise.
Immediately for short-form clips. Within 1 week for blog posts and newsletters. Within 2 weeks for carousel posts. Don't wait too long — momentum is strongest right after publishing.
YouTube Long-form to YouTube Shorts is the highest ROI repurpose. One long video can generate 5–10 short clips with minimal extra work, reaching an entirely different audience.