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Most eCommerce founders focus on sales — but ignore the numbers that tell the real story.

In this episode of Selling on Giants, host Will Haire sits down with Arthur Glinkin, co-founder of S&G Bookkeeping and tax consultant at Deloitte, to uncover the bookkeeping habits that fuel sustainable eCommerce growth.

In this episode, we cover:

Q: What are the most common bookkeeping mistakes eCommerce sellers make?
→ From ignoring sales tax nexus to misreporting Shopify payouts, Arthur explains the hidden pitfalls that cost sellers thousands.

Q: How do you track your true cost of goods sold (COGS)?
→ Learn how to include tariffs, shipping, and landed costs to get an accurate view of your profit margins.

Q: What tools actually simplify bookkeeping for eCommerce?
→ We break down how QuickBooks, Webgility, A2X, and TaxJar connect your storefronts and automate accounting tasks.

Q: Why are clean books more than just compliance?
→ Because clean books mean clarity — and clarity drives smarter, faster business decisions.

Q: What’s the difference between a bookkeeper, accountant, and CFO — and when do you need each?
→ Arthur explains how to build the right financial support system for every growth stage.

About Arthur Glinkin:

Arthur is the co-founder of S&G Bookkeeping and a tax consultant at Deloitte. He helps eCommerce founders clean up their financials, understand cash flow, and build bookkeeping systems that scale.

https://www.linkedin.com/in/arthur-glinkin/
https://www.linkedin.com/company/s-g-bookkeeping/

✨Visit https://sandgbookkeeping.com/ for a free QuickBooks Online audit and a downloadable monthly bookkeeping checklist.