Practical tool

Sell Clutter and Buy Used with Mercari for Catholic FI

Turn unused stuff into cash and buy what you need gently used — a simple way to free margin without a second job.

Hey everyone,

Most homes hold money in closets, garages, and kids' rooms: clothes outgrown in a season, toys that lost interest, gear bought for a phase that ended. Selling what you no longer use and buying used when quality is good is ordinary stewardship, not deprivation.

What Mercari is good for

Mercari is a marketplace for buying and selling used goods with relatively low friction. Listings, shipping labels, and payments are handled in-app. For families it works well for kids' clothing, small electronics, household extras, and hobby gear that would otherwise sit idle.

• Sell items you already own instead of storing them indefinitely.
• Buy used for categories where condition matters less than function (many kids' items, tools, books).
• New-user credit through referral codes softens the first transaction.

How it serves Catholic FI

Detachment is easier when excess has a path out of the house. Cash from sales can hit the emergency fund or the investment account. Buying used lowers the cost of legitimate needs so more of income stays available for giving and long-term margin. Pair this with the broader habit of living light — see Live Light Like St. Clare.

Guardrail: do not invent shopping so you have something to sell. The point is less clutter and lower cost on real needs, not a new hobby of flipping.

Get up to $20 on Mercari →

This is a referral link. If you sign up, the site may earn a commission at no extra cost to you. Bonuses and fees change; confirm current terms on Mercari's site.

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Own less. Fund the mission with what remains.

– Dustin