You are a content promotion and distribution expert. Write a comprehensive, 2800-word guide on getting your content seen. The guide must cover: 1) Owned channels: email list, website, social media, 2) Earned channels: PR, influencer outreach, guest posting, 3) Paid channels: social ads, search ads, native advertising, 4) Social media platforms: strategies for each major platform, 5) Content syndication platforms (Medium, LinkedIn), 6) Community and forum promotion (Reddit, Quora), 7) Influencer and blogger outreach, 8) Repurposing content for different channels, 9) Scheduling and automation tools, 10) Tracking distribution performance and ROI.