Use a stop-work screen
Skill and tool ownership do not settle authority, exposure, height, animal, or building-system risk. Record the exact task, location, access, material, affected systems, and completion test before choosing DIY.
- ✓ species, nest status, and wildlife requirements
- ✓ height, ladder, roof, lift, electrical, heat, and structural hazards
- ✓ dropping amount, dryness, occupants, ventilation, and disposal
- ✓ roof, solar, facade, HVAC, drainage, fire, food, and warranty effects
- ✓ permit, owner, lease, HOA, and specialist approvals
Compare scope rather than labels
A professional title is not proof of credentials or a complete proposal. Verify legal identity, relevant license where applicable, insurance, references, product instructions, written scope, exclusions, safety responsibility, payment, completion evidence, and warranty remedy.