I started "doing this" in 1979 when I took a class taught by Ron Hood through UCLA extension. Below is the best advice on food storage I've seen or heard, and none are paid endorsements; they're just my opinion:

A video by Wendy De Witt entitled "Sensible Food Storage". The first 22+ minutes are on food storage; the other 35 minutes are on equipment. I believe it is the easiest, most commonsense, and cost-effective method.

Also, here is the link to her free doc.

Additionally, this woman has a series of ten or more videos on dehydrating that are excellent.

Below are some more links to what I feel are the best canning channels on YouTube, along with a few examples of their canning:

BexarPrepper: Channel – Sample: canning butter

LDSPrepper: Channel – Sample: Canning Butter Pros, Cons & Botulism

KatzCradul: Channel – Sample: canning butter

Obsessive Prepper AZ – Channel – Sample – year's supply

ImStillWorkin: Channel – Examples: Canning Eggs – Storing Eggs in the Old Days, Canning Egg Storage Experiment