Sources checked

Define the destinations before sorting
A four-box approach assigns clear destinations while you work through a bounded area. One practical version uses keep here, relocate, donate or sell, and recycle or dispose. Other versions use different labels. The value is a decision and a completed route, not a particular set of containers.
Choose the category, time limit and available floor space first. Avoid blocking exits or spreading more items than you can return before stopping. Keep another person’s belongings for their decision, and separate records or essential items that require specific research.
Give every destination a next action
| Destination | Next action | Watch for |
|---|---|---|
| Keep here | Return to a usable home in the current area | Overfilling the same awkward storage |
| Relocate | Take it to its actual home | A box that moves from room to room |
| Donate or sell | Check condition and the recipient’s requirements | An indefinite pile or unrealistic sale plan |
| Recycle or dispose | Use the appropriate local route | Mixing hazardous materials with ordinary waste |
If you need a research category, make it small and record the question and review date. It is an exception, not a fifth box that accepts every uncertain item.
Use a complete-session scenario
During a short session, a household sorts one shelf. Kept items fit and remain accessible. Relocated tools return to their tool area. A suitable donation is scheduled. An old chemical product is set aside for the local hazardous-waste route. The shelf is usable before the session ends.
Count finishing time as part of the session. Sorting without removal and storage can transfer the clutter rather than reduce it.
Choose an exit route that will happen
For resale, consider condition, likely demand, transaction work and a realistic deadline. Donation recipients may restrict what they can accept. Local recycling and hazardous-waste rules determine the proper route for specific materials; do not assume everything belongs in an ordinary bin.
Use decision questions for uncertain items and the room plan for a larger project. A successful session ends with the home working better and each outgoing item assigned a practical destination.
Sources & further reading
Official guidance and original source material used for the factual points in this guide. Planning examples and worksheets are our own illustrations.
- FDA: Shelf Life and Expiration Dating of Cosmetics
- FDA: Where and How to Dispose of Unused Medicines
- EPA: Household Hazardous Waste
- FoodSafety.gov: Four Steps to Food Safety
- Marie Kondo: About the KonMari Method
- The Minimalists: 90/90 Minimalism Rule
- The Minimalists: Getting Rid of Just-in-Case Items
Checked 8 October 2026. Location-specific rules, availability and product specifications can change. Suggest a correction.
