Working smoke alarms cut your risk of dying in a home fire by 60 percent, according to the National Fire Protection Association. Yet most new buyers do not test a single detector before they start unpacking boxes. Possession day is packed with emotion and logistics, and the few things that actually matter for your safety and your wallet get pushed to the bottom of the possession day checklist.

I walk clients through the same five-item possession day checklist every time they get their keys, regardless of whether the home is in Edmonton, Alberta, or anywhere else. None of this requires a contractor. All of it takes one weekend.

Key Takeaways

• •Working smoke alarms cut fire death risk by 60 percent, but 16 percent of households have alarms that fail when actually tested (NFPA, CPSC)
• •Rekeying or changing locks is standard practice since you can never confirm every copy of the old keys has been returned
• •Confirm your home insurance policy is actually active, not just quoted, before you move anything in
• •Locating your main water, gas, and electrical shutoffs before you need them saves real damage in an emergency

1. Change the Locks on Possession Day, Before You Unpack a Single Box

Rekeying or replacing your locks the day you take possession is standard advice for a simple reason: you cannot verify every copy of the old keys has been returned. Previous owners, contractors, cleaners, and old tenants may all have had a set at some point. This is item one on the possession day checklist for a reason: it's the cheapest insurance you'll buy all weekend.

Smart locks are becoming more common too. About 22 percent of security-conscious households now use them, up from 20 percent just two years ago (SafeHome.org, 2026). A locksmith can typically rekey your existing hardware for less than the cost of a full lock replacement if the hardware itself is in good shape.

Smart lock adoption among security-conscious households reached 22 percent in 2026, up from 20 percent in 2024 (SafeHome.org). It's a small year-over-year jump, but it signals that changing your locks, smart or traditional, is becoming the default first move on possession day rather than a step people skip.

Whichever direction you go, pair it with the rest of your security setup while you're already thinking about it.

Security camera adoption has climbed to 61 percent of households and video doorbells to 48 percent as of 2026 (SafeHome.org). New homeowners are treating basic security setup as a first-weekend task, not an optional upgrade for later.

2. Test Every Smoke and Carbon Monoxide Detector

Working smoke alarms cut your risk of dying in a home fire by 60 percent (NFPA, 2026). That number only holds if the alarms actually work, and a lot of them do not: 16 percent of households believe all their alarms are functioning but find at least one issue once actually tested, most commonly a dead or missing battery (CPSC, 2026).

Working smoke alarms cut the risk of dying in a home fire by 60 percent, yet 16 percent of households with alarms they believe are functioning discover a dead or missing battery once actually tested (NFPA; CPSC, 2026). Testing takes thirty seconds. Skipping it is the most common gap in an otherwise thorough possession day checklist.

I have walked into more than one new listing where the smoke detector chirped the second I pressed the test button because the battery had been dead for who knows how long. Test every unit, replace every battery, and if the home has hardwired detectors, confirm they are actually wired to the panel and not just decorative.

3. Find Your Main Water, Gas, and Electrical Shutoffs

Find the main water shutoff, the gas shutoff, and the electrical panel before you need them in an emergency, not during one. A burst supply line or a tripped breaker at 11pm is a much smaller problem if you already know exactly where to go and how the shutoff actually works.

Walk the home with your phone out and take photos of each shutoff location, the electrical panel with breakers labeled, and the furnace filter size while you are at it. You will not remember any of this by December. While you're getting organized, our Edmonton Budget Buyer's Guide is worth bookmarking too, it walks through every cost between your accepted offer and this weekend.

4. Confirm Your Home Insurance Is Actually Active

A quote is not a policy. Your lender required proof of insurance to fund your mortgage, but that does not always mean the policy is confirmed active as of your actual possession date, especially if your closing date shifted at all during the process. Call your broker possession week and confirm the effective date matches, in writing.

This matters more than it sounds like it should. I have covered the full cost breakdown and what your policy will and will not include by default in a separate post on home insurance, worth a read before or right after you close.

5. Do a Walkthrough Before Anything Gets Unpacked

This is the last item on the possession day checklist, and the easiest to skip once the truck shows up. Walk every room against your home inspection report before boxes start piling up and hiding baseboards, outlets, and corners. Anything that changed between your final walkthrough and possession day is much easier to document and resolve now than in three weeks once you are fully moved in.

Bring your phone and photograph anything that looks off, dated, or different from what you remember. It is a lot easier to raise something with your lawyer or the seller's side in the first 48 hours than after you have lived with it for a month.

Frequently Asked Questions