Learning Center

Guides for NOSA sellers

5 guides, covering getting started and protecting your account.

Choosing a Platform: Whatnot vs. eBay vs. TikTok Shop

How live auctions, fixed listings, and short-video commerce differ — and which fits your selling style, inventory, and audience.

Getting Started

Pricing Your First Listings

How to research comps, account for platform fees, and avoid the pricing mistakes that cost new sellers money.

Getting Started

🔒 Member guide

Recognizing and Avoiding Buyer Scams

Common scam patterns sellers encounter — fake payment confirmations, address-mismatch fraud, chargeback-then-resell schemes — and concrete prevention steps.

Account Protection

Shipping and Packaging Basics for New Sellers

Packaging materials, carrier selection, insurance, and handling fragile or collectible items so they arrive the way you sold them.

Getting Started

🔒 Member guide

What to Do If a Chargeback Happens

The chargeback process from the seller's side, what evidence to gather, realistic expectations about outcomes, and how to reduce future risk.

Account Protection