Start here

Updated

Start here

The quickest win is a spending plan: one page that says which card to use for each kind of purchase. Build that first, then use the category guides to check the categories that matter most to you.

Step 1: Build your spending plan

Build a card spending plan in 30 minutes. List your spending, list your cards, and assign each category to a card.

Step 2: Decide how complicated you want it

Step 3: Check your biggest categories

When something doesn’t add up

Pay your statement in full every month. If you carry a balance, interest will cost more than any card earns.