What to do if...: your reflex guide to life's surprises
Clear, practical guides on what to do in a breakdown, an emergency or an everyday problem — fast answers, the mistakes to avoid, and the sources to trust.
A reflex that saves
From a lost passport to a power cut, the hard part of an emergency is usually knowing what to do first. WhatToDoInCaseOf.com exists to answer that, fast.
How our guides work
- A quick answer in 3–5 steps you can read in under a minute.
- The mistakes to avoid so you don't make things worse.
- The right numbers and resources for your country.
- Trusted sources, so you know where the advice comes from.
Where to start
Browse the full guide library or jump straight to the emergency numbers for your country. Want the essentials for the family? Start with the emergency kit checklist or our safety guides for parents & families.
Three situations everyone meets
- A power outage with no lights and no plan.
- A water leak spreading through the house.
- A car breakdown on the side of the road.
Every guide links you to the rest, so you always have a next step.
A note on safety
These are general safety guides, not a substitute for professional help. In a life-threatening situation, call your local emergency number first. Read our editorial policy and the medical disclaimer.
Written by
Administrator
Administrator of WhatToDoInCaseOf, creating practical guides, useful tools, and resources to help people handle everyday situations.
Spotted an error? Report it — we correct mistakes promptly.
Keep reading
Related articles
14
The emergency kit every home needs — and how to build one in a weekend
A practical, weekend-friendly checklist to build a home emergency kit: the exact items, where to keep it, and the mistakes to avoid.
8
Lost Access to Your Crypto Wallet? Don't Panic Here's Your Complete Rescue Guide (2026)
Locked out of your crypto wallet? This friendly, no-panic guide walks you through exactly what to do, from hunting down your seed phrase to spotting recovery scams, plus pro tips to never lose access again.
3
How Much Salary Do You Need to Live Comfortably? Find Your Ideal City (2026 Guide)
A $100K salary in San Francisco might leave you poorer than $55K in Raleigh. Here’s the real math behind living comfortably—and the cities where your paycheck actually stretches.
Related guides
Locked out of your home: what to do?
Locked out of your home: the right reflexes in a few simple steps.
Mailbox package stolen: what to do?
Mailbox package stolen: the right reflexes in a few simple steps.
What to Do If a Dog Bites You? Urgent Steps to Avoid Infection
Learn what to do if a dog bites you with this emergency response guide. Proper first aid and immediate medical care prevent dangerous infections and complications.