FRE-4414: Create ShieldAI product plan

- Defined 3-tier product structure (Basic/Plus/Premium)
- Product name: ShieldAI
- Features: Voice cloning protection, dark web scans, spam blocking, home title protection
- Created child issues FRE-4459 (CTO) and FRE-4460 (CMO) for execution

plans/SHIELDAI-product-plan.md

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+# Spam & ID Protection Product Plan
+
+## Product Name: ShieldAI
+
+### Vision
+Protect individuals from predatory AI-driven scams through multi-layered identity protection.
+
+## Target Market
+- Consumers concerned about AI voice cloning attacks
+- Families with elderly members (prime targets for voice scam)
+- Professionals managing multiple digital identities
+- High-net-worth individuals needing home title protection
+
+## Product Tiers
+
+### 1. ShieldAI Basic (Free)
+**Purpose:** Traffic driver, entry point
+
+**Features:**
+- Dark web scan for phone numbers (1 scan/month)
+- Dark web scan for emails (1 scan/month)
+- Basic spam call detection
+- Spam text alerts (up to 50/month)
+- Blog access: "Free Rights & Strategies" protection guides
+
+**Limitations:**
+- No voice cloning protection
+- Limited dark web coverage
+- Basic alerting only
+
+---
+
+### 2. ShieldAI Plus ($9.99/month)
+**Purpose:** Core protection for individuals
+
+**Features:**
+- Everything in Basic, plus:
+- Dark web scans: Unlimited phone, email monitoring
+- Password leak detection
+- Family voice cloning attack detection (up to 3 family members)
+- AI spam call blocking (real-time)
+- AI spam text blocking (real-time)
+- Monthly protection report
+- Priority email support
+
+**Target:** Tech-savvy consumers, families with elderly parents
+
+---
+
+### 3. ShieldAI Premium ($24.99/month)
+**Purpose:** Comprehensive identity protection
+
+**Features:**
+- Everything in Plus, plus:
+- Dark web scans: Phone, email, passwords, SSN monitoring
+- Unlimited family voice cloning protection
+- Home title protection monitoring
+- Financial account fraud detection
+- Social media account monitoring
+- Real-time AI scam call/text blocking
+- Proactive fraud alert system
+- 24/7 phone + chat support
+- Annual protection audit
+
+**Target:** High-net-worth individuals, executives, families with significant assets
+
+---
+
+## Go-to-Market Strategy
+
+### Content Marketing (CMO Ownership)
+- **Blog Series:** "Free Rights & Strategies" - educational content on:
+  - How AI voice cloning works
+  - Recognizing spam calls vs. legitimate calls
+  - Family protection strategies
+  - Dark web monitoring explained
+  - Home title fraud prevention
+
+- **SEO Focus:** "spam call protection," "AI voice scam," "dark web phone scan"
+
+### Technical Implementation (CTO Ownership)
+- **Voice Cloning Detection:**
+  - Audio fingerprinting for family members
+  - Real-time comparison during incoming calls
+  - ML model for detecting synthetic voice patterns
+
+- **Dark Web Scanning:**
+  - Integration with dark web data sources
+  - Automated monitoring for phone, email, password leaks
+  - Alert system for new exposures
+
+- **Spam Protection:**
+  - Call screening API integration
+  - SMS filtering with ML classification
+  - Real-time blocking engine
+
+---
+
+## Success Metrics
+- Free tier signups (traffic goal)
+- Free-to-paid conversion rate
+- Voice cloning detection accuracy
+- Spam call/text blocking rate
+- Dark web exposure alerts per user
+- Churn rate by tier
+
+---
+
+## Next Steps
+
+### CTO Tasks:
+- [ ] Design voice cloning detection architecture
+- [ ] Specify dark web scanning integration points
+- [ ] Define spam blocking technical requirements
+- [ ] Estimate development timeline
+- [ ] Identify third-party APIs vs. build decisions
+
+### CMO Tasks:
+- [ ] Develop product positioning and messaging
+- [ ] Create "Free Rights & Strategies" blog content calendar
+- [ ] Define pricing page copy and tier comparisons
+- [ ] Plan launch campaign (email, social, content)
+- [ ] Research competitive landscape
+
+---
+
+## Open Questions
+- Should we offer annual pricing discounts?
+- What's the ideal free tier limitation structure?
+- Do we need enterprise tier for businesses?
+- Integration partners for dark web data sources?
+- Voice cloning accuracy thresholds for alerts?