"Should I Buy This" Checklist
Waste happens at the register, not the trash can
We tend to picture waste as the moment something lands in the bin. But by then, the decision that mattered was already made — usually weeks or months earlier, at the point of purchase. Every item you throw away was, at some point, something you chose to bring home. The trash can is just where that choice becomes visible.
This reframes the whole problem. You can't recycle your way out of buying things you don't need, and no amount of careful disposal undoes the resources already spent making, packaging, and shipping an item. The highest-leverage moment in the entire lifecycle of a product is the two seconds before you decide to own it. That's the moment a buying checklist is built for.
The idea: a pause with a few good questions
A "Should I Buy This?" checklist is just a short list of questions you run through before a purchase. It works because it inserts a moment of deliberate thought into a decision that's usually automatic. The goal isn't to buy nothing — it's to buy on purpose.
There's no single correct list. The best one is the one you'll actually use, tuned to the purchases you tend to regret. A person fighting impulse spending needs different prompts than someone focused on clutter or on environmental footprint. Below are a few examples to borrow from — then build your own.
Example 1: The budget-first list
Good if your regrets are mostly financial. Answer yes or no to each:
Will it fit within my current budget?
Will I have to finance this?
Is this based on a real need in my life?
Am I only interested because it's on sale?
Have I looked for the best price yet?
Do I already have something like it?
Can I borrow it from someone instead?
Will I use it long term?
Can I delay this purchase for 30 days?
Will this create additional expenses down the line?
Two prompts worth adding at the bottom: How long will this actually make me happy? and How many hours do I have to work to pay for it? Converting a price into hours of your life is a fast gut-check.
Example 2: The honest-with-yourself list
Good if your regrets are more emotional than financial — impulse buys, novelty, buying to feel better. Group the questions so each cluster targets a different failure mode:
Is the want real?
Have I wanted this for at least 30 days?
Have I stopped thinking about it at any point?
Did I find this on my own, or was I influenced?
What happens if I don't buy it — anything, or nothing?
Am I trying to fix a feeling right now (boredom, stress, sadness)?
Is it worth the trade?
How many hours of work is this costing me?
Could that money do more somewhere else?
Will it last?
Will I actually use it regularly?
Is it good enough quality to last?
If I had to move in a hurry, would I take it with me?
What's really driving this?
Am I calm right now, or excited/tired/stressed?
Am I trying to reward myself, prove something, or keep up with someone?
Is this intentional, or just chasing a quick hit of novelty?
A nice way to close: Would the version of me who has the life I want actually buy this? And the simplest scoring rule of all — if you feel even a little defensive while answering, that's usually your gut saying no.
Example 3: The waste-first list (the ZeroWaste.Org version)
Good if your main concern is what the purchase does to your footprint:
Do I already own something that does this job?
Will I use it enough times to justify making it?
Where does this end up — is it repairable, recyclable, compostable, or resellable?
Can I borrow, rent, or buy it secondhand instead?
Is the packaging worse than the product?
Am I buying the thing, or the feeling?
If I wait a week, will I still want it?
Build your own
Pull the questions that hit closest to your own weak spots and drop the rest. A few tips:
Keep it short. Five to ten questions you'll actually run through beats twenty you'll skip.
Add a decision rule. Some people like a tally ("mostly yes = buy, mostly no = wait"); others just watch for that defensive feeling. Pick whatever gives you a clear answer.
Put it where the buying happens — a note on your phone, a card in your wallet, a sticky note on the laptop. A checklist you have to go find won't get used.
The takeaway
Reducing waste isn't primarily about what you do with things after you're done with them. It's about which things you let in the door. Move your attention upstream, to the purchasing decision, and you address waste at its source instead of managing it at its end. A checklist is just the tool that makes that pause happen — so make one that works for you.