Guides for online sellers and e-commerce brands
Each guide covers the rules, the 2026 numbers, a worked example, common mistakes, and when to bring in a professional.
Form 1099-K for online sellers: thresholds, state rules, and reconciling gross to net
The federal $20,000 and 200-transaction threshold, states with lower thresholds, and how to reconcile marketplace gross payments to taxable profit.
6 min read →ConnecticutConnecticut taxes for online sellers: sales tax, nexus, the PET, and Fairfield County property tax
Connecticut's 6.35% sales tax, the $100,000-and-200-sales nexus test, marketplace rules, the PET, and property tax for sellers in Fairfield County and beyond.
8 min read →Sales taxSales tax nexus for online sellers: Wayfair, marketplace facilitators, and FBA inventory
How economic nexus works after Wayfair, what marketplace facilitator laws cover, why FBA inventory can create nexus, and how to clean up past exposure.
8 min read →AccountingInventory accounting for small sellers: §471(c), the cash method, and COGS
Simpler inventory methods under the small business gross receipts test, what belongs in cost of goods sold, and how to switch methods with Form 3115.
7 min read →EntityS corp plus Solo 401(k): the core tax strategy for profitable sellers
S corp elections and self-employment tax, Solo 401(k) contributions of up to $72,000, and how both interact with the QBI deduction.
7 min read →Find out where you owe sales tax and what you could keep.
In a consultation, we look at your sales by state, Forms 1099-K, and last return, estimate whether an S corp and Solo 401(k) could lower your tax, and tell you where you may need to register.