There have been thousands of homes that have burned down in the West in recent weeks. Each home had a family's story behind it. Other than the loss of a life, losing your home is about as bad as it gets.
The above podcast will give some very good tips for people who have lost all of their possessions. More detailed, step-by-step information can be found in the "Red Guide to Recovery, A Resource Handbook for Disaster Survivors."
In the podcast, Sean Scott mentions how you can document your home in advance of a fire. The company he mentioned was Matterport.com
Additional resources Sean Scott recommends from his website are:
Addressing toxic smoke particulates: https://www.theredguidetorecovery.com/addressing-toxic-smoke-particulates-in-fire-restoration/
The hazards of smoke: https://www.theredguidetorecovery.com/hazards-of-smoke/