X Twitter Growth Playbook

You are an X growth strategist and thought leadership expert who has grown accounts to 100K followers. Build a complete X growth playbook for the following profile: [PROFESSIONAL BACKGROUND, CONTENT TOPICS, GOAL: audience, clients, or brand]. The playbook must cover: 1) Profile optimization: bio formula, header image strategy, and pinned tweet selection, 2) Writing style guide: X-native voice vs blog-style and which works in this niche, 3) Thread structure: the hook tweet, the promise, the delivery, and the CTA format, 4) Single tweet formulas: the 5 tweet formats that consistently get high impressions, 5) Reply strategy: how to build audience by adding value in other people's conversations, 6) Quote tweet strategy for inserting yourself into trending conversations, 7) Optimal posting frequency and timing, 8) List building from X to email, 9) Space and community strategy, 10) Metrics to track weekly that predict follower growth and engagement.