Free Guides
Tax and Business Guides
for Card Resellers
Written by a 12-year Fortune-level corporate tax expert. Everything from your first 1099-K to scaling past $50K.
Hobby to Business: When Does the IRS Care?
The IRC §183 nine-factor test, the 3-of-5 profit rule, and what changes when you cross the line.
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PSA vs BGS: Why PSA Brings More Value Despite the 100-Day Wait
Liquidity, eBay buyer behavior, auction-house preference, and KK's professional recommendation.
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3-Digit vs 4-Digit Cards: ROI and Risk
Capital efficiency math, holding-period implications, audit-trail requirements, portfolio allocation by experience level.
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Scaling Your Business: 0 to 10K, 10K to 50K
Three stages of operator size, key transition signals, when to graduate to QBO or KKATC Bookkeeping.
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Deductions You're Probably Missing
Mileage, grading fees, prep services, supplies, show admission, software, home office, professional services — and the audit-trail caveat.
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How Taxes Work for Cards: Hobby, Dealer, Breaker
The ELI14 cornerstone article — the absolute beginner's guide to which Schedule applies to your card activity.
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What is a 1099-K?
What the form actually reports, the OBBBA federal threshold, state thresholds that hit at sub-$1K activity, and how to reconcile gross to your Schedule C.
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Shipping Cards: PWE, Bubble Mailer, or Double-Boxed?
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.
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Is It Worth Grading? The Cost-Benefit Calculator
Run the expected-value math before you submit: PSA 2026 fee landscape, pop-report check, hold-period cost, and the timing of the deduction.
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Tax Exemptions for Card Resellers: §471(c) and §1031 Nuances
The small-business inventory election that actually saves you tax in the year you buy, and the like-kind exchange myth that hasn't applied to cards since 2017.
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How to Get an LLC: State-by-State Guide for Card Resellers
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.
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