#cost-of-goods-sold
Cost of Goods Sold
Learn how to calculate and track cost of goods sold for inventory valuation
Print-on-Demand Bookkeeping: COGS, Royalties, and Sales Tax by Platform
Print-on-demand sellers run two different businesses — integration channels (Etsy + Printify) with real COGS, and marketplace channels (Redbubble, Amazon Merch) with none. This guide covers how to reconcile 1099-K gross figures, avoid double-counting platform fees, handle marketplace-facilitator sales tax, and structure a per-channel chart of accounts to track margins that range from 20% to 70%.
Where Did $90 Billion in Inventory Just Go? A Small Retailer's Guide to Booking Shrinkage Correctly
U.S. retailers lost $90–112 billion to inventory shrinkage in the latest reporting cycle, an average shrink rate near 1.6% of sales. This guide shows small retailers how to book shrink in a dedicated expense account instead of burying it in COGS — with the exact journal entries, cycle-counting schedules, materiality thresholds, and the process fixes behind the ~70% of shrink that isn't theft.
Amazon Is Ending Stickerless Commingled Inventory: What FBA Sellers Must Do Before March 31, 2026
Amazon ends stickerless commingled inventory on March 31, 2026. Resellers must apply FNSKU labels ($0.20–$0.50/unit) while Brand Registry owners get virtual tracking; unlabeled stock gets flagged defective. Here's the labeling deadline timeline, who pays what, and the lot-level costing and landed-cost accounting changes sellers need before the cutoff.
Roller Skating Rink Bookkeeping: How to Account for Five Businesses Under One Roof
A roller rink runs admissions, skate rentals, birthday parties, concessions, and merchandise under one roof — and well-run rinks post 20–35% margins while others limp at 10% on the same traffic. This guide shows how to split the chart of accounts by revenue stream, hold party deposits as deferred-revenue liabilities until the event happens, capitalize the rental fleet, and track KPIs like revenue per visit and ancillary revenue share.
Bookkeeping for Ammunition Reloading Supply Shops: Component Sales, FAET, and Lot-Level Inventory
A reloading supply shop that only sells bullets, brass, primers, and powder owes no federal ammunition excise tax — but loading and selling finished ammunition triggers an 11% FAET liability filed quarterly on TTB Form 5300.26. This guide covers the chart of accounts, lot-number FIFO inventory tracking, and hazmat freight costing that keep a component retailer or hybrid manufacturer compliant.
Bookkeeping for Antiquarian Booksellers: Why Rare Books Need Specific-Identification Inventory
Average-cost and FIFO inventory methods misstate margins when every item is unique. How antiquarian booksellers use specific-identification inventory — per-copy cost basis, proportional lot allocation, condition-driven write-downs, and provenance records — to keep accurate books on one-of-a-kind stock.
Auto Salvage and Scrap Metal Bookkeeping: Costing Inventory That Splits Into Five Products
How auto salvage yards and scrap metal recyclers should structure inventory accounting when one purchased vehicle splits into parts, high-value scrap, and bulk ferrous metal sold at different times and prices.
Dog Training Business Bookkeeping: Tracking Private Sessions, Group Classes, and Board-and-Train Revenue
How dog trainers should book private sessions, group classes, and board-and-train packages separately — using deferred revenue for prepaid series, COGS tracking for boarding costs, and clean 1099 vs. W-2 classification for instructors.
QuickBooks Online's Inventory Overhaul: Moving Average Cost, Bills of Materials, and What Small Manufacturers Should Know
QuickBooks Online now requires choosing between FIFO and Moving Average Cost inventory valuation and adds bills of materials with manufacturing orders. How MAC recalculates a blended unit cost on every receipt, why the costing choice is effectively permanent, and the bookkeeping mistakes — stale BOMs, untracked WIP, missing overhead — that quietly erode manufacturer margins.
Silversmith and Handmade Jewelry Maker Bookkeeping: Why Recipe-Based COGS Beats a Spreadsheet Guess
With gold near $4,200/oz in mid-2026, jewelry makers who cost pieces at historical purchase price lose margin on every sale. Recipe-based COGS — a fixed bill of materials, labor, and overhead per design, repriced at current metal replacement cost — plus channel-specific markups (2x direct, 3–4x Etsy, wholesale at 25% of retail) keeps pricing and books accurate.
Tariffs Aren't a Phase: 5 Bookkeeping and Inventory Moves Small Importers Are Using to Protect Margins in 2026
Only 3% of small importers still lack a tariff mitigation strategy in 2026, down from 57% waiting it out in 2025. Five bookkeeping moves protect margins — capitalize duties into landed cost instead of expensing them, scenario-model your top 20% of SKUs, track the carrying cost of buffer stock, price product-by-product, and record country of origin per batch.
Flipping Houses in 2026: Why the IRS Taxes Your Profit as Ordinary Income, Not Capital Gains
House flippers are almost always IRS "dealers," not investors — flip profits are ordinary income on Schedule C plus 15.3% self-employment tax, often a combined rate over 40% versus the 15–20% capital gains rate flippers expect. How the Winthrop factors decide dealer status, why rehab costs must be capitalized into COGS, and four strategies (including an S corp election) that reduce the hit.