Reseller Guides

Practical guides on fees, taxes, sourcing, and scaling — written for eBay, Poshmark, Depop, Mercari, StockX, and every other platform resellers use to make money.

Are Etsy Ads Worth It? Break-Even for Resellers

Paid Etsy Ads ROI math for resellers — break-even after fees, when ads beat organic or a price cut, and how to attach spend to item profit.

Mercari Promo Math

Are Mercari Promoted Listings Worth It? Break-Even for Resellers

Paid Mercari promo ROI math for resellers — break-even after fees, when a boost beats organic or a price cut, and how to attach spend to item profit.

Whatnot Show Fees

Are Whatnot Show Fees Worth It? Break-Even for Resellers

Whatnot live-show fee math for resellers — break-even after commission and processing, when show costs eat margin, and how to attach fees to item profit.

Grailed Seller Fees

Are Grailed Seller Fees Worth It? Break-Even for Resellers

Grailed fee math for resellers — break-even after commission and processing, when fees eat margin on streetwear/designer, and how to attach spend to item profit.

Vinted Seller Fees

Are Vinted Seller Fees Worth It? Break-Even for Resellers

Vinted fee math for resellers — break-even after take rate and fee stack, when fees eat margin on clothing flips, and how to attach spend to item profit.

Vintage Channel Choice

Where to List Vintage First: eBay vs Etsy vs Marketplace vs Ruby Lane

Vintage first-channel guide for resellers — eBay vs Etsy vs Facebook Marketplace vs Ruby Lane after fees, category fit, and sell-through, before you cross-list.

Handbag Channel Choice

Where to List Handbags First: eBay vs Poshmark vs Vestiaire vs RealReal

Handbags/luxury first-channel guide for resellers — eBay vs Poshmark vs Vestiaire Collective vs The RealReal after fees, authenticity, and sell-through, before you cross-list.

Kids Channel Choice

Where to List Kids Clothes First: Kidizen vs Poshmark vs Mercari vs Depop

Kids/baby clothes first-channel guide for resellers — Kidizen vs Poshmark vs Mercari vs Depop after fees, sell-through, and size/season friction, before you cross-list.

Fashion Channel Choice

Where to List Fashion First: Poshmark vs Mercari vs Depop

Platform-choice for fashion resellers — fees, speed, and fit across Poshmark, Mercari, and Depop before you cross-list.

Electronics Channel Choice

Where to List Electronics First: eBay vs Swappa vs Marketplace

Electronics first-channel guide for resellers — eBay vs Swappa vs Facebook Marketplace vs Whatnot, net after fees and risk, before you cross-list.

Sneaker Channel Choice

Where to List Sneakers First: StockX vs GOAT vs eBay vs Depop

Sneakers first-channel guide for resellers — StockX vs GOAT vs eBay vs Depop after fees, authenticity, and sell-through, before you cross-list.

Depop Boost Math

Are Depop Boosts Worth It? Break-Even for Resellers

A reseller guide to Depop Boosts as paid listing promotion overhead, with break-even math after fees, shipping, COGS, and item profit.

Poshmark Ad Math

Are Poshmark Promoted Closets Worth It?

A reseller guide to Promoted Closet break-even, closet-level ad spend, item profit after fees, and when paid visibility beats sharing or a price cut.

Are eBay Promoted Listings Worth It? Break-Even for Resellers

A reseller-focused guide to Promoted Listings ad rates, item margin, break-even math, and when eBay ads stop making profit sense.

eBay Store Math

Is an eBay Store Worth It? Subscription Break-Even for Resellers

A reseller-focused guide to eBay Store subscription break-even, included insertions, Starter vs Basic vs Premium, and true monthly profit.

Crosslisting Ops

Crosslisting Without Double Selling: Delist the Moment It Sells

An operations playbook for preventing double sales by marking one physical item sold, then ending every other live marketplace listing before packing.

Kidizen Inventory

Kidizen Inventory Tracker: Kids Clothing COGS, Fees, Profit

A practical kids clothing resale workflow for SKUs, sizes, bundles, cost basis, shipping, fees, profit, ROI, and stale inventory.

Profit Tracking

Reseller Profit Tracker App: Fees, COGS, ROI

A practical workflow for tracking each flip from cost basis to sale price, fees, shipping, net profit, ROI, payout, and source performance.

Depop SKU System for Resellers: Labels, Bins, Profit

A simple SKU workflow for Depop sellers who need to find inventory fast and connect every item to storage, COGS, fees, shipping, and profit.

Vintage Inventory

Vintage Reseller Inventory Tracker: SKUs, Age, Profit

A practical workflow for tracking one-of-one vintage stock, measurements, flaws, storage bins, listing status, COGS, fees, and real profit.

Stale Inventory

Reseller Inventory Aging Tracker: Find Stale Stock Before It Dies

A practical workflow for tracking listing age, stale inventory, COGS, watchers, price actions, profit floor, and next moves.

Sneaker Reseller Inventory Tracker for GOAT, StockX & eBay

A practical sneaker resale workflow for tracking pairs, sizes, platform fees, hold time, net payout, profit, ROI, and stale inventory.

Grailed Inventory

Grailed Inventory Tracker: Fees, Offers, COGS, Profit

A menswear resale workflow for tracking SKUs, offers, buyer-paid shipping, marketplace fees, payout, profit, ROI, and stale listings.

Reseller Sell-Through Rate: Formula, Tracker, Benchmarks

Calculate how much inventory is moving by platform, category, source, and age band — without separating it from profit.

Reseller Sales Tracker: Fees, Payouts, COGS, Profit

A practical sales log workflow for connecting each marketplace sale to fees, shipping, payout, COGS, refunds, and item-level profit.

Reseller Profit and Loss Statement: COGS, Fees, Expenses

A practical P&L workflow for separating gross sales, COGS, refunds, marketplace fees, shipping, expenses, and true net reseller profit.

Etsy Inventory Tracker: SKUs, Fees, COGS, Profit

A practical Etsy workflow for tracking SKUs, cost basis, listing renewals, fees, shipping, ads, profit, ROI, and stale shop stock.

Reseller Tax Records Checklist: COGS, Fees, Receipts

A tax-time checklist for keeping inventory cost, COGS, fees, shipping, mileage, receipts, refunds, payouts, and profit organized.

eBay Inventory Tracker for Resellers

An eBay seller workflow for tracking SKUs, storage bins, cost basis, listing age, shipping, fees, COGS, net profit, and ROI.

eBay Final Value Fee by Category 2026

A category-fee quick-reference for resellers checking eBay final value fees, shipping-fee impact, promoted listings, payout, and true profit.

Minimum Profit Per Item for Resellers

A practical profit-floor workflow for deciding which flips are worth sourcing, listing, packing, and shipping after fees and discounts.

Clothing Inventory

Clothing Reseller Inventory Tracker

A clothing resale workflow for tracking SKUs, bins, brand, size, flaws, cross-listing, fees, shipping, profit, and days to sell.

Marketplace Inventory

Facebook Marketplace Inventory Tracker for Resellers

A local-flipping workflow for tracking storage locations, pickup status, listing age, cost basis, delivery costs, profit, and ROI.

Craigslist Inventory

Craigslist Inventory Tracker for Resellers

A local-resale workflow for tracking bulky stock, buyer holds, no-shows, delivery costs, listing age, net profit, and ROI.

OfferUp Inventory

OfferUp Inventory Tracker for Resellers

A local-resale workflow for tracking storage locations, pickup holds, no-shows, shipping orders, cost basis, profit, and ROI.

Cross Listing Tracker for Resellers

A multi-platform workflow for tracking one item across eBay, Poshmark, Mercari, Depop, Whatnot, Etsy, Facebook Marketplace, fees, shipping, and profit.

Mercari Inventory

Mercari Inventory Tracker for Resellers

A Mercari seller workflow for tracking SKUs, storage bins, offers, shipping choices, listing age, cost basis, net profit, and ROI.

Estate Sale Sourcing

Estate Sale Inventory Tracker for Resellers

A practical workflow for tracking estate sale room lots, pickup costs, SKUs, listing status, fees, shipping, profit, ROI, and stale inventory.

Reseller 1099-K Tracker: Gross Sales, COGS, Fees

A reseller workflow for matching marketplace gross sales to item cost, COGS, fees, shipping, refunds, receipts, and true profit.

Reseller Cash Flow Tracker: Inventory, Profit, Payouts

A reseller workflow for tracking cash tied up in inventory, marketplace payouts, fees, shipping, stale stock, and sourcing budgets.

Thrift Sourcing

Thrift Store Inventory Tracker for Resellers

A thrift haul workflow for tracking item cost, SKUs, storage bins, listing status, fees, shipping, profit, ROI, and stale inventory.

Storage Auctions

Storage Unit Inventory Tracker for Resellers

A storage auction workflow for tracking unit cost, cleanout expenses, lots, SKUs, listing status, fees, shipping, profit, and ROI.

Garage Sale Sourcing

Garage Sale Inventory Tracker for Resellers

A yard sale and garage sale workflow for tracking pickup cost, lot splits, SKUs, repairs, listing status, sale price, profit, and ROI.

Booth Inventory

Antique Booth Inventory Tracker for Resellers

A vintage booth workflow for tracking SKUs, tags, booth rent, vendor reports, stale stock, payouts, and true item-level profit.

Bookkeeping & Profit

Reseller Bookkeeping: Track COGS, Fees, Profit

A reseller-first bookkeeping workflow for inventory cost, COGS, marketplace fees, shipping, receipts, payouts, and true profit.

Vinted Inventory

Vinted Inventory Tracker for Resellers

A Vinted seller workflow for tracking SKUs, cost basis, bundles, offers, shipping, stale inventory, profit, and ROI across marketplaces.

eBay Buyer Fees

Does eBay Charge Buyer Fees? Seller Fees Explained

A quick reseller answer to what buyers pay, what sellers pay, how shipping affects eBay fees, and how to track true profit after the payout.

Depop Profit Calculator: Fees, Shipping, COGS

A Depop seller workflow for estimating true profit after fees, shipping, cost of goods, packaging, repairs, offers, and ROI.

Reseller Sourcing Tracker: Buy Smarter, Track Profit

A reseller-first workflow for tracking thrift runs, bins hauls, estate sale lots, local pickups, source ROI, sell-through, and repeatable profit.

Whatnot Inventory

Whatnot Inventory Tracker: Shows, Lots, Profit

A live-selling workflow for tracking Whatnot SKUs, lots, cost basis, show results, fees, shipping, payouts, and real reseller profit.

Inventory Labels

Reseller SKU System: Labels, Bins, Profit Tracking

A practical SKU and bin workflow for connecting physical inventory, marketplace listings, COGS, sales, and real reseller profit.

Shipping & Packaging

Reseller Shipping Cost Tracker: Labels, Boxes, Profit

A practical workflow for tracking actual shipping labels, packaging, buyer-paid shipping, adjustments, returns, and true profit by item.

Expenses & Receipts

Reseller Expense Tracker: Fees, Supplies, Receipts

A practical expense tracking workflow for supplies, shipping, mileage, receipts, platform fees, COGS, and true reseller profit.

COGS & Cost Basis

Reseller COGS Tracker: Cost Basis, Lots, Profit

A practical tracking workflow for item cost basis, split lots, inventory value, fees, shipping, and true reseller profit.

Reseller Profit Margin Calculator: Fees, Shipping, COGS

A reseller-first margin workflow for calculating true net profit after fees, shipping, packaging, discounts, refunds, sourcing costs, and expenses.

Best App for Resellers: Inventory, Profit, Fees

A practical checklist for choosing a reseller app that connects inventory, COGS, fees, expenses, sourcing ROI, and true profit.

Updated Jul 27, 2026

How Much Does eBay Charge? Seller Fees + Calculator 2026

Quick answers for eBay charges, Buy It Now fees, final value fees, shipping-fee rules, promoted listings, and true resale profit after COGS.

The Reseller's Guide to Self-Employment Tax in 2026

What counts as income, what you can deduct as a reseller, and how to set aside the right amount every month so tax time isn't a scramble.

Clearing Your Death Pile: The 4-Stage System That Works

Every reseller has one. Here's the age-banded strategy for turning stuck inventory back into cash — without panic discounting everything.

Thrift Store vs Estate Sale vs eBay Arbitrage: Which Has the Best ROI?

Data from 500+ stokd users shows which sourcing channels consistently outperform — and which ones look good until you do the math.

Spreadsheet Systems

Reseller Spreadsheet Template: Columns to Track Profit

The inventory, fee, sale, ROI, and tax columns every reseller spreadsheet needs before it turns into spreadsheet chaos.

Reseller Inventory Management: Track Stock, COGS, Profit

A clean operating system for tracking resale stock, SKUs, cost basis, fees, storage, sell-through, and true profit across every marketplace.

Facebook Marketplace

Facebook Marketplace Sales Tracker: Inventory, Profit, ROI

A practical tracking workflow for local pickup flips: cost basis, source, listing age, sale price, delivery costs, net profit, ROI, and stale stock.

Reseller Accounting Software: Track COGS, Fees, Profit

What resellers need to track before tax time: COGS, inventory value, platform fees, shipping, expenses, profit, and ROI by source.

Depop Inventory

Updated Aug 23, 2026

Depop Inventory Spreadsheet Template + Tracker Workflow

A free Depop CSV template plus Google Sheets formulas and a spreadsheet-to-tracker workflow for SKUs, bins, cost basis, listing age, fees, shipping, profit, and ROI.

Whatnot Profit Calculator: Fees, Shipping, COGS

A practical Whatnot seller workflow for estimating commission, payment processing, shipping, cost basis, break-even price, margin, and ROI.

Mercari Profit Calculator: Fees, Shipping, COGS

A practical Mercari seller workflow for estimating fees, shipping, cost basis, break-even price, margin, ROI, and stale inventory risk.

Poshmark Profit

Poshmark Profit Calculator: Fees, Offers, COGS

A practical Poshmark seller workflow for estimating fees, offers, shipping discounts, cost basis, break-even price, margin, and ROI.

Consignment Inventory

Consignment Inventory Tracker for Resellers

A practical tracking workflow for consignment intake, SKUs, item status, owner splits, payouts, ageing stock, and true profit by item.

Retail Arbitrage

Retail Arbitrage Inventory Tracker: COGS, ROI, Profit

A practical workflow for tracking store buys, cost basis, platform fees, shipping, sell-through, stale stock, and true ROI.

Reseller Mileage Tracker: Sourcing Trips, Post Office Runs

A practical mileage and expense workflow for thrift runs, estate sales, shipping drops, supply runs, storage visits, and true sourcing profit.

Receipts & Expenses

Reseller Receipt Tracker: Expenses, Supplies, Tax Records

A practical receipt and expense workflow for sourcing, supplies, storage, repairs, shipping costs, and tax-ready reseller records.

Etsy Profit Calculator: Fees, Shipping, COGS

A practical Etsy seller workflow for estimating listing fees, payment processing, shipping, COGS, ads, break-even price, margin, and ROI.

Poshmark Inventory

Poshmark Inventory Tracker: Stock, COGS, Profit

A practical Poshmark inventory workflow for SKUs, sourcing cost, listing age, offers, shipping discounts, profit, ROI, and stale closet stock.

Tools mentioned in this blog

Profit Calculator COGS Tracker Guide Profit Margin Calculator Guide eBay Fee Calculator Poshmark Fee Calculator ROI Calculator Tax Estimator Tax Records Checklist Lot Splitter Inventory Management Guide Best App for Resellers Facebook Marketplace Tracker Accounting Software Guide Reseller Bookkeeping Guide Shipping Cost Tracker Depop Inventory Tracker Depop SKU System Whatnot Inventory Tracker Whatnot Profit Calculator Guide Sneaker Inventory Tracker Mercari Profit Calculator Guide Poshmark Profit Calculator Guide Poshmark Inventory Tracker Kidizen Inventory Tracker Consignment Inventory Tracker Retail Arbitrage Inventory Tracker Estate Sale Inventory Tracker Reseller Mileage Tracker Reseller Receipt Tracker Etsy Profit Calculator Guide Etsy Inventory Tracker Spreadsheet Import