What to Track

  • Every purchase: Date, item, cost, where sourced
  • Every sale: Date, item, sale price, platform, fees
  • Shipping costs: What you paid to ship items
  • Supplies: Boxes, tape, labels, poly mailers
  • Platform fees: Monthly subscriptions, selling fees
  • Mileage: Sourcing trips, post office runs
  • Other expenses: Phone, internet, storage, tools

Tracking Tools

Tool Cost Best For
Spreadsheet (Excel/Sheets) Free Beginners, full control, customizable
My Reseller Genie $5/mo Clothing resellers, auto-import sales
SellerBoard $15-30/mo Amazon FBA sellers
QuickBooks $15-30/mo Serious businesses, tax-ready reports
Wave Free Basic accounting, invoicing
Receipt Generator Free Log purchases for taxes, ResellMode
Sourcing Budget Free Track spending vs earnings, ResellMode

Basic Spreadsheet Setup

Create columns for:

  • SKU: Your unique item identifier
  • Description: What the item is
  • Purchase Date: When you bought it
  • Cost: What you paid
  • List Date: When you listed it
  • Sold Date: When it sold
  • Sale Price: What buyer paid
  • Platform: Where it sold
  • Fees: Platform fees + payment processing
  • Shipping: Your shipping cost
  • Profit: Sale Price - Cost - Fees - Shipping

๐Ÿ’ก Pro Tip: Enter purchases WHEN YOU BUY, not later. It takes 30 seconds now vs. hours at tax time trying to remember.

Key Metrics to Know

  • Gross revenue: Total sales before expenses
  • COGS (Cost of Goods Sold): What you paid for inventory that sold
  • Gross profit: Revenue - COGS
  • Net profit: Gross profit - all other expenses
  • Sell-through rate: % of inventory sold in time period
  • Average days to sell: List date to sold date
  • ROI per item: (Profit / Cost) ร— 100

Tax-Ready Records

  • Save all receipts: Digital photos or apps like Expensify
  • Separate bank account: Makes tracking automatic
  • Monthly reconciliation: Match your records to bank statements
  • Mileage log: Date, destination, purpose, miles
  • Home office: Measure dedicated space for deduction

Schedule

  • Daily: Enter purchases, mark sales as sold
  • Weekly: Review week's profit, check trends
  • Monthly: Reconcile with bank, review expenses
  • Quarterly: Calculate estimated taxes (if applicable)
  • Annually: Generate reports for tax filing
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