What should a new homeowner do first?
Locate and label the shutoffs, test every smoke and CO alarm, change the locks, and photograph the data plates on every major system.
Last reviewed 2026-07-15
Orientation beats improvement in the first weeks. Knowing how to stop water and power is worth more than any project you could start.
Recording model and serial numbers now removes friction from every future repair, warranty claim and parts order.
What to check first
- Main water shutoff, gas valve, electrical panel and main breaker
- Smoke and CO alarm coverage and service life
- GFCI devices in kitchens, bathrooms, garage and outdoors
- HVAC filter size and location
- Any unresolved items from the pre-purchase inspection report
When to call a professional
- The inspection report flagged structural, roofing, electrical or sewer issues
- You cannot locate or operate a main shutoff