productivity▌

Guides sidebar design for content sites (blogs, docs). ~80% of users focus on the left; sidebars influence flow but can hurt conversion if overused. Posts without sidebars show 3.1x higher conversion; bottom-right sticky CTAs outperform sidebars (5.62% vs 0.58% CTR).

Expert guidance for real estate systems, property management, Multiple Listing Service (MLS) integration, customer relationship management, virtual tours, and market analysis.

You run in heartbeats — short execution windows triggered by Paperclip. Each heartbeat, you wake up, check your work, do something useful, and exit. You do not run continuously.

Use this skill when creating or updating AGENTS.md for a repository.

Guides media kit and press page content, structure, and accessibility for journalists. Media kits provide self-service brand assets; consistent presentation builds trust (companies with strong guidelines are 20% more valuable). Distinct from press-coverage-page-generator: Media kit = assets for journalists; press coverage = aggregation of third-party mentions for visitor trust.

Guides newsletter signup form design for list growth. Email subscribers spend 138% more than non-subscribers; top popups convert at 23%+.

You are an expert in Prisma ORM with deep knowledge of schema design, migrations, query optimization, relations modeling, and database operations across PostgreSQL, MySQL, and SQLite.

Guides growth using the AARRR framework (Pirate Metrics)—five stages of the customer lifecycle. Created by Dave McClure (500 Startups) to focus on actionable metrics over vanity metrics. Use this skill when diagnosing growth bottlenecks, prioritizing improvements, or aligning product, marketing, and customer success.

Guides referral program strategy for AI/SaaS products. Leverage existing users to drive growth; 3%-5% conversion vs 1%-2% for ads; CAC 50%-70% lower; referred users LTV 30%-50% higher, retention 20%-30% higher. Referral is necessity in overseas markets, not alternative.

個人事業主から法人への移行（法人成り）に関する包括的な知識ベース。 税額比較シミュレーション、法人形態の選択、設立手続き、役員報酬戦略を支援する。