Best Emergency Notebook I've seen with printables so you can make your own for your family! The military teaches you how to do this. It's called "my life in a box" for emergencies.--Important-Documents
The Envelope System--for budgeting your paychecks and staying on budget. This was actually how I saved up $630 for a computer and $350 for a new aquarium at the same time... then I stopped doing it. Maybe I should start again.