Level 1: Casual Sitter ($200-500/month) - Occasional walks - Weekend sitting - Building reviews
Level 2: Regular Provider ($500-1500/month) - Steady clients - Daily walks - Overnight stays
Level 3: Pet Pro ($1500-3000/month) - Full schedule - Premium services - Repeat clients
Level 4: Service Business ($3000+/month) - Team of sitters - Multiple services - Business systems