#cost-of-goods-sold
Cost of Goods Sold
Learn how to calculate and track cost of goods sold for inventory valuation
E-Commerce Inventory Accounting With 3PLs and Multi-Channel Fulfillment: How Online Sellers Allocate Landed Costs, Track FBA Reserved Inventory, Reconcile Marketplace Settlements, and Avoid Phantom COGS at Year-End
Multi-channel sellers routinely lose 22 margin points to phantom COGS — unallocated landed costs, FBA reserved inventory, and netted marketplace settlements posted as revenue. A four-step playbook to keep e-commerce books honest from supplier invoice to year-end true-up.
Section 263A UNICAP: When Small Businesses Must Capitalize Indirect Costs Into Inventory
Section 263A forces producers and resellers above the $32 million 2026 gross-receipts threshold to capitalize warehouse rent, purchasing, and mixed service costs into inventory. Here is how the exemption, simplified methods, and Form 3115 method changes actually work.
Inventory Accounting Methods Compared: FIFO, LIFO, Weighted Average, and Specific Identification for Small Businesses
A practical comparison of FIFO, LIFO, weighted average, and specific identification — with IRS rules, Form 970 and Form 3115 mechanics, the LIFO conformity trap, and a five-step framework for picking the right inventory method in 2026.
Section 263A UNICAP Rules: How Small Manufacturers and Resellers Decide Which Costs Hit the P&L Now vs. Sit in Inventory
Section 263A UNICAP forces producers and resellers to attach indirect costs — rent, supervisor wages, depreciation — to inventory rather than expense them. This guide covers the 2026 $32M small-business exemption, the simplified production and resale methods, Form 3115 and the 481(a) adjustment, and the personnel-allocation mistakes that draw IRS attention.
Section 280E: How Cannabis Businesses Survive a 70% Effective Tax Rate
Section 280E bars cannabis businesses from deducting ordinary expenses, pushing federal effective tax rates past 70%. A walkthrough of the math, the COGS lever under Section 471, key Tax Court rulings (CHAMP, Olive, Harborside), and what 2026 rescheduling could change.
Restaurant Accounting Demystified: Prime Cost, Tip Pooling, and COGS
A working guide to the three numbers that decide whether a restaurant makes money — prime cost, food and beverage COGS, and tip pooling — with 2026 benchmarks, FLSA rules, and a weekly accounting cadence.
Bookkeeping for Amazon Sellers: The Complete Guide
A practical guide to Amazon FBA bookkeeping—covering settlement report reconciliation, FBA fee deductions, COGS calculation, multi-state sales tax nexus, inventory tracking, and quarterly estimated taxes.
Profit Margin: The Complete Guide for Small Business Owners
Learn how to calculate gross, operating, and net profit margins, what counts as a healthy margin by industry, and six proven strategies to improve your bottom line.
The Income Statement Explained: A Complete Guide for Small Business Owners
A line-by-line breakdown of the income statement for small business owners — covering revenue, COGS, gross profit, operating income, and net income, plus key ratios and the five most common mistakes that distort results.
How to Calculate Profit Margin: The Complete Guide for Small Business Owners
Gross, operating, and net profit margin explained with formulas, industry benchmarks, and worked examples—so small business owners can measure and improve true profitability.
LIFO Inventory Method: What It Is, How It Works, and When to Use It
Learn how the LIFO (Last In, First Out) inventory method works, compare LIFO vs FIFO with examples, understand the tax advantages, LIFO reserve, liquidation risks, and when LIFO is the right choice for your business.
FIFO Inventory Method: What It Is, How It Works, and When to Use It
Learn how the FIFO (First In, First Out) inventory method works, how to calculate COGS and ending inventory, FIFO vs. LIFO differences, tax implications, and when FIFO is the right choice for your business.