Smart.

I first change my information then delete it. So IE say my name is Don Brown. I change it to Jack Thorton, wait a few days and then delete.

Work from home. It saves you a lot.

Forage for food

Grow a garden

Dried beans are an amazing value.

Buy not rent.

Learn Linux and reuse old computers. Corporations usually lease them and sell off old ones cheap.

Walk when possible.

Get multiple quotes for things.

Always haggle. I’ve haggled at Walmart.

Drink water if you eat out.