Tax and Business Guides
for Card Resellers

The IRC §183 nine-factor test, the 3-of-5 profit rule, and what changes when you cross the line.

Liquidity, eBay buyer behavior, auction-house preference, and KK's professional recommendation.

Capital efficiency math, holding-period implications, audit-trail requirements, portfolio allocation by experience level.

Three stages of operator size, key transition signals, when to graduate to QBO or KKATC Bookkeeping.

Mileage, prep services, supplies, show admission, software, home office, professional services, why a grading fee is not on the list, and the audit-trail caveat.

The ELI14 cornerstone article; the absolute beginner's guide to which Schedule applies to your card activity.

What the form actually reports, the OBBBA federal threshold, state thresholds that trigger at sub-$1K activity, how to reconcile gross receipts to your Schedule C, and what the IRS matching program does when the numbers disagree.

When a plain envelope is fine, when a bubble mailer is mandatory, when to double-box, and how shipping costs and income flow through Schedule C.

Run the expected-value math before you submit: PSA 2026 fee landscape, pop-report check, hold-period cost, and how a grading fee enters a card's basis.

What the small-business inventory election actually changes (the bookkeeping, not the year of the deduction), and the like-kind exchange myth that hasn't applied to cards since 2017.

When the LLC actually pays for itself versus when it's overhead with no benefit, formation costs across the 16 KKATC Tax states, and the S-corp election math.

Fanatics Collect now pays sellers in FanCash with the seller fee waived. What the program actually is, why a FanCash sale is still a taxable sale, and what the flip-faster cadence it encourages means for the dealer question.

Can selling a card for less than you paid lower your taxes? Sometimes. It depends on one question: why you own the card. Plain English, real examples, no tax code required.