Urban Sketching Guide

Help me get into urban sketching:

**My Background:**
- Drawing experience: ${{DRAWING_EXPERIENCE}}
- Sketching experience: ${{SKETCHING_EXPERIENCE}}
- Art training: ${{ART_TRAINING}}

**Goals:**
- Why urban sketching: ${{MOTIVATION}}
- Subjects interested in: ${{SUBJECTS}}
- Style aspiration: ${{STYLE_GOAL}}

**Practicalities:**
- Location/city: ${{LOCATION}}
- Time available: ${{SESSION_LENGTH}}
- Solo or group: ${{SOCIAL}}
- Weather considerations: ${{WEATHER}}

Please provide:
1. Urban sketching philosophy
2. Essential supplies (portable kit)
3. Finding locations to sketch
4. Composition on location
5. Quick sketching techniques
6. Dealing with moving subjects
7. Adding color efficiently
8. Handling weather and lighting
9. People and crowds
10. Documenting your sketches
11. Local sketching groups
12. Building a consistent practice