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Threecolts University is your go-to for fast, actionable Amazon education - built by the experts behind Seller 365. We don't just support the tools - we show you exactly how to make them work for you.
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Choose your focus to get started.

Start with beginner course or dive deeper. Our Seller 365 learning paths help you level up across tools at your own pace.

Find Products

List Faster

Smart Repricing

Brand Building

Accounting

Identify profitable opportunities using Tactical Arbitrage, ScoutIQ, and InventoryLab sourcing tools. Build a sourcing workflow that fits retail, online, wholesale, or books.

Create efficient inventory workflows from sourcing to shipment. InventoryLab simplifies listing, box management, and operational tracking.

Align pricing automation with your profit and growth targets. SmartRepricer keeps you competitive without constant manual adjustments.

From listing alerts to review requests, learn how to protect your business and strengthen your reputation with FeedbackWhiz.

Track your profits, fees, and performance with InventoryLab and FeedbackWhiz. Get a clear view of your numbers so you can make smarter decisions and stay in control of your business.

WHAT'S NEW THIS WEEK

Fresh from the team. 

New courses, guides, and live sessions added every week.

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Customer Coaching
Course
Guide

Meet AI Operator

NEW IN SELLER 365
Tell Seller 365 what you need done. AI Operator works across your connected tools to analyze your business data, answer questions, and help you take action, all through one conversation.

What’s New in Tactical Arbitrage: Ungating, AI Operator, & more!

live class
Oct 20 • 10:30 AM PDT / 1:30 PM EDT
Put Tactical Arbitrage’s latest sourcing and ungating updates to work with AI Operator.


Meet AI Operator


guide
Discover AI Operator, what it can do, how it works across Seller 365, and where it can help simplify your day-to-day seller operations.

Find Your First Product Lead with Tactical Arbitrage

Course
Learn how to find your first product lead with Tactical Arbitrage using Quick Picks, review opportunities, and decide what’s worth further research.

Marketplace Reimbursements with Seller 365

Course
Learn how Seller 365 Reimbursements helps identify and recover eligible marketplace losses.

Getting Started with UniCon

Course
Ready to expand to new marketplaces? Learn how to launch and manage your products across multiple sales channels with UniCon.

Start Sourcing with Product Search in Tactical Arbitrage

Course
Learn how to build and refine a Product Search in Tactical Arbitrage. Choose where to source, use filters to focus your search, and identify product leads.

Marketplace Reimbursements with Seller 365

Course
Learn how Seller 365 Reimbursements helps identify and recover eligible marketplace losses.

Getting Started with UniCon

Course
Ready to expand to new marketplaces? Learn how to launch and manage your products across multiple sales channels with UniCon.

Managing and Expanding Your UniCon Operations

Course
Expand your UniCon setup by adding new marketplaces.


Seller 365 Challenge: Brands Edition

Course
A step-by-step course designed to help brand sellers get more value from Seller 365.

Start Sourcing with Product Search in Tactical Arbitrage

Course
Learn how to build and refine a Product Search in Tactical Arbitrage. Choose where to source, use filters to focus your search, and identify product leads.

Meet AI Operator

guide
Discover AI Operator, what it can do, how it works across Seller 365, and where it can help simplify your day-to-day seller operations.

AI Operator Sourcing with Tactical Arbitrage

guide
Put AI to work in your sourcing workflow with Tactical Arbitrage, from product research to faster opportunity analysis.

How to Sell on Walmart Marketplace in 2026

guide
Learn how to use Walmart Marketplace in 2026 and prepare your store for multichannel growth.

How to sell on TikTok Shop in 2026

Guide
Build your TikTok Shop presence with practical steps for setup, listings, content, fulfillment, and growth.

The Seller 365 Power User Guide

Guide
Small changes, smarter workflows, and better automation. See how power users get more from Seller 365.

Getting Ungated on Amazon

Guide
Build a stronger Amazon seller account and improve your chances of approval with proven ungating strategies.

What’s New in Tactical Arbitrage: Ungating, AI Operator, & more!

live class
Oct 20 • 10:30 AM PDT / 1:30 PM EDT
Put Tactical Arbitrage’s latest sourcing and ungating updates to work with AI Operator.


Holiday Pricing with SmartRepricer: When to Hold, Raise, or Lower

live class
Oct 23 • 8:00 AM PDT / 11:00 AM EDT
Adjust your holiday pricing with SmartRepricer and AI Operator to stay competitive while protecting your margins.

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Grow Faster Together in the Seller 365 Community

Join thousands of Seller 365 users worldwide. Learn from real seller experiences, attend live events, ask questions, and share insights that help you move forward with clarity and confidence.
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Join a Live Webinar & Learn in Real Time

Level up your Seller 365 skills through live training sessions and on-demand replays. Get practical walkthroughs, expert tips, and answers to real user questions so you can apply what you learn immediately.
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Find Answers Fast in the Help Center

Search detailed guides, step-by-step tutorials, and practical use cases to get the most out of Seller 365. Whether you’re troubleshooting or exploring features, you’ll find clear instructions to move forward with confidence.
UniCon

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