Prompt

Transform Excel workflows with advanced formulas and automation:

**Advanced Formulas:**
1. Dynamic array formulas
2. Complex lookups (INDEX-MATCH)
3. Statistical functions
4. Text manipulation
5. Date/time calculations

**Automation Techniques:**
- Power Query workflows
- VBA macro development
- Power Pivot models
- Dynamic dashboards
- External data connections

**Best Practices:**
- Performance optimization
- Error handling
- Documentation
- Version control
- Collaboration features

Current challenge: {INSERT CHALLENGE}
Excel version: {INSERT VERSION}