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+# AWS Cost Optimization Report - [Month Year]
+
+**Report Date**: [Date]
+**Reporting Period**: [Start Date] - [End Date]
+**Prepared By**: [Your Name/Team]
+
+---
+
+## Executive Summary
+
+| Metric | Value | vs Budget | vs Last Month |
+|--------|-------|-----------|---------------|
+| **Total AWS Spend** | $XX,XXX | ±X% | ±X% |
+| **Largest Service** | Service Name ($X,XXX) | - | - |
+| **Optimization Savings** | $X,XXX | - | - |
+| **Projected Next Month** | $XX,XXX | - | - |
+
+### Key Highlights
+- ✅ [Positive highlight, e.g., "Reduced compute costs by 15%"]
+- ⚠️  [Area of concern, e.g., "Storage costs increased 25% due to new backups"]
+- 🎯 [Action taken, e.g., "Purchased Reserved Instances for $X,XXX annual savings"]
+
+---
+
+## Cost Breakdown by Service
+
+| Service | Current Month | Last Month | Change | % of Total |
+|---------|--------------|------------|--------|-----------|
+| EC2 | $XX,XXX | $XX,XXX | +/-X% | XX% |
+| RDS | $XX,XXX | $XX,XXX | +/-X% | XX% |
+| S3 | $XX,XXX | $XX,XXX | +/-X% | XX% |
+| Data Transfer | $XX,XXX | $XX,XXX | +/-X% | XX% |
+| Lambda | $XX,XXX | $XX,XXX | +/-X% | XX% |
+| Other | $XX,XXX | $XX,XXX | +/-X% | XX% |
+| **Total** | **$XX,XXX** | **$XX,XXX** | **+/-X%** | **100%** |
+
+---
+
+## Cost by Environment
+
+| Environment | Cost | % of Total | Budget | Variance |
+|-------------|------|-----------|--------|----------|
+| Production | $XX,XXX | XX% | $XX,XXX | +/-X% |
+| Staging | $XX,XXX | XX% | $XX,XXX | +/-X% |
+| Development | $XX,XXX | XX% | $XX,XXX | +/-X% |
+| Test | $XX,XXX | XX% | $XX,XXX | +/-X% |
+| **Total** | **$XX,XXX** | **100%** | **$XX,XXX** | **+/-X%** |
+
+---
+
+## Cost by Team/Project
+
+| Team/Project | Cost | % of Total | vs Last Month |
+|--------------|------|-----------|---------------|
+| Team Alpha | $XX,XXX | XX% | +/-X% |
+| Team Beta | $XX,XXX | XX% | +/-X% |
+| Team Gamma | $XX,XXX | XX% | +/-X% |
+| Platform/Shared | $XX,XXX | XX% | +/-X% |
+| Untagged | $XX,XXX | XX% | +/-X% |
+| **Total** | **$XX,XXX** | **100%** | **+/-X%** |
+
+---
+
+## Cost Anomalies Detected
+
+### Significant Cost Increases
+
+| Date | Service | Cost | Baseline | Increase | Root Cause | Action Taken |
+|------|---------|------|----------|----------|------------|--------------|
+| [Date] | [Service] | $XXX | $XXX | +XX% | [Explanation] | [Action] |
+
+### Unusual Spending Patterns
+
+- **[Service/Resource]**: [Description of anomaly and investigation findings]
+
+---
+
+## Optimization Activities This Month
+
+### Actions Completed
+
+1. **[Optimization Action 1]**
+   - **Description**: [What was done]
+   - **Monthly Savings**: $XXX
+   - **Annual Savings**: $XXX
+   - **Effort**: [Hours/Days]
+
+2. **[Optimization Action 2]**
+   - **Description**: [What was done]
+   - **Monthly Savings**: $XXX
+   - **Annual Savings**: $XXX
+   - **Effort**: [Hours/Days]
+
+3. **[Optimization Action 3]**
+   - **Description**: [What was done]
+   - **Monthly Savings**: $XXX
+   - **Annual Savings**: $XXX
+   - **Effort**: [Hours/Days]
+
+### Total Savings Achieved
+- **Monthly**: $XXX
+- **Annual**: $XXX
+
+---
+
+## Optimization Opportunities Identified
+
+### High Priority (Recommended This Month)
+
+1. **[Opportunity 1]**
+   - **Issue**: [Description of waste/inefficiency]
+   - **Recommendation**: [What to do]
+   - **Estimated Monthly Savings**: $XXX
+   - **Effort**: [Low/Medium/High]
+   - **Risk**: [Low/Medium/High]
+   - **Owner**: [Team/Person]
+   - **Deadline**: [Date]
+
+2. **[Opportunity 2]**
+   - **Issue**: [Description]
+   - **Recommendation**: [Action]
+   - **Estimated Monthly Savings**: $XXX
+   - **Effort**: [Low/Medium/High]
+   - **Risk**: [Low/Medium/High]
+   - **Owner**: [Team/Person]
+   - **Deadline**: [Date]
+
+### Medium Priority (Next Quarter)
+
+1. **[Opportunity 3]**
+   - **Details**: [Brief description]
+   - **Estimated Monthly Savings**: $XXX
+
+2. **[Opportunity 4]**
+   - **Details**: [Brief description]
+   - **Estimated Monthly Savings**: $XXX
+
+---
+
+## Resource Inventory
+
+### Unused Resources Found
+
+| Resource Type | Count | Total Monthly Cost | Action |
+|---------------|-------|-------------------|--------|
+| Unattached EBS Volumes | XX | $XXX | Delete after review |
+| Old Snapshots (>90 days) | XX | $XXX | Delete after review |
+| Unused Elastic IPs | XX | $XXX | Release |
+| Idle NAT Gateways | XX | $XXX | Review and consolidate |
+| Idle Load Balancers | XX | $XXX | Delete |
+| Stopped EC2 (>30 days) | XX | $XXX | Terminate |
+
+**Total Potential Savings**: $XXX/month
+
+### Rightsizing Recommendations
+
+| Instance ID | Current Type | Recommended Type | Monthly Savings | Utilization |
+|-------------|--------------|------------------|-----------------|-------------|
+| i-xxxxx | m5.2xlarge | m5.xlarge | $XXX | Avg CPU: XX% |
+| i-xxxxx | c5.4xlarge | c5.2xlarge | $XXX | Avg CPU: XX% |
+| i-xxxxx | r5.8xlarge | r5.4xlarge | $XXX | Avg CPU: XX% |
+
+**Total Potential Savings**: $XXX/month
+
+### Reserved Instance/Savings Plan Opportunities
+
+| Service | Instance Type | Quantity | Commitment | Monthly Savings | Annual Savings |
+|---------|--------------|----------|------------|-----------------|----------------|
+| EC2 | m5.xlarge | 10 | 1yr Standard RI | $XXX | $XXX |
+| RDS | db.r5.large | 5 | 3yr Standard RI | $XXX | $XXX |
+
+**Total Potential Annual Savings**: $XXX
+
+---
+
+## Commitment Utilization
+
+### Reserved Instances
+
+| Instance Type | Purchased | Utilized | Utilization % | Status |
+|---------------|-----------|----------|---------------|--------|
+| m5.xlarge | 20 | 19.2 | 96% | ✅ Good |
+| c5.2xlarge | 10 | 7.5 | 75% | ⚠️  Review |
+| r5.large | 5 | 5.0 | 100% | ✅ Good |
+
+### Savings Plans
+
+| Commitment Type | Commitment | Used | Utilization % | Status |
+|----------------|------------|------|---------------|--------|
+| Compute SP | $5,000/month | $4,950 | 99% | ✅ Good |
+| EC2 Instance SP | $2,000/month | $1,800 | 90% | ✅ Good |
+
+---
+
+## Tag Compliance
+
+| Tag | Compliance Rate | Resources Missing Tags | Trend |
+|-----|----------------|------------------------|-------|
+| Environment | 95% | 120 | ↗️ Improving |
+| Owner | 88% | 280 | → Stable |
+| Project | 92% | 180 | ↗️ Improving |
+| CostCenter | 85% | 350 | ↘️ Declining |
+
+**Action Required**: [Teams/resources that need to improve tagging]
+
+---
+
+## Forecast & Projections
+
+### Next Month Forecast
+
+- **AWS Cost Explorer Forecast**: $XX,XXX
+- **Confidence Level**: [High/Medium/Low]
+- **Known Variables**:
+  - ✅ [Factor that will decrease costs]
+  - ⚠️  [Factor that will increase costs]
+
+### Quarterly Projection
+
+| Quarter | Projected Cost | vs Previous Quarter | Notes |
+|---------|---------------|---------------------|-------|
+| Q[X] [Year] | $XXX,XXX | +/-X% | [Notes] |
+
+---
+
+## Upcoming Changes & Impact
+
+### New Projects/Initiatives
+
+1. **[Project Name]**
+   - **Launch Date**: [Date]
+   - **Expected Monthly Cost**: $XXX
+   - **Budget Allocated**: $XXX
+
+2. **[Project Name]**
+   - **Launch Date**: [Date]
+   - **Expected Monthly Cost**: $XXX
+   - **Budget Allocated**: $XXX
+
+### Planned Optimizations
+
+1. **[Planned Activity]**
+   - **Scheduled**: [Date]
+   - **Expected Savings**: $XXX/month
+
+---
+
+## Action Items from Last Month
+
+| Item | Owner | Status | Notes |
+|------|-------|--------|-------|
+| [Action item 1] | [Name] | ✅ Complete | [Notes] |
+| [Action item 2] | [Name] | 🔄 In Progress | [Notes] |
+| [Action item 3] | [Name] | ❌ Blocked | [Notes] |
+
+---
+
+## Action Items for Next Month
+
+| Priority | Item | Owner | Deadline | Expected Savings |
+|----------|------|-------|----------|------------------|
+| 🔴 High | [Action 1] | [Name] | [Date] | $XXX/month |
+| 🔴 High | [Action 2] | [Name] | [Date] | $XXX/month |
+| 🟡 Medium | [Action 3] | [Name] | [Date] | $XXX/month |
+| 🟡 Medium | [Action 4] | [Name] | [Date] | $XXX/month |
+| 🟢 Low | [Action 5] | [Name] | [Date] | $XXX/month |
+
+---
+
+## Appendix
+
+### Methodology
+
+- **Data Source**: AWS Cost Explorer, Cost & Usage Reports
+- **Scripts Used**:
+  - `find_unused_resources.py`
+  - `analyze_ri_recommendations.py`
+  - `rightsizing_analyzer.py`
+  - `cost_anomaly_detector.py`
+- **Analysis Period**: [Days] days of data
+- **Cost Estimation**: Based on [region] pricing, [assumptions]
+
+### Definitions
+
+- **Untagged Resources**: Resources missing one or more required tags
+- **Idle Resources**: Resources with <5% avg utilization over analysis period
+- **Optimization Savings**: Actual realized savings from completed optimizations
+- **Potential Savings**: Estimated savings from recommended actions
+
+### Contact
+
+For questions about this report, contact:
+- **FinOps Team**: [email]
+- **Report Author**: [name, email]
+
+---
+
+**Next Review Date**: [Date]