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Modern Reselling Masterclass (Automate Selling Everywhere)
Rating: 4.5 out of 5(13 ratings)
171 students

Modern Reselling Masterclass (Automate Selling Everywhere)

Learn how to master selling on Poshmark, eBay, Mercari, Depop, What Not, etc (& fully automate your reselling business)
Last updated 7/2026
English
English [Auto],

What you'll learn

  • How to build a profitable reselling business across multiple marketplaces
  • How to sell on Poshmark, Mercari, eBay, Depop, and Whatnot
  • How to source inventory through thrifting, retail arbitrage, online arbitrage, wholesale, and dropshipping
  • How to create listings that convert buyers into sales
  • How marketplace algorithms work and how to increase exposure
  • How to use offers and engagement strategies to increase conversions
  • How to crosslist inventory across multiple platforms efficiently
  • How to automate repetitive reselling tasks using Sidekick Tools
  • How to scale inventory and sales without dramatically increasing workload
  • How to build systems and workflows for long-term reselling growth
  • How to turn reselling into a scalable side hustle or full-time business

Course content

10 sections88 lectures8h 30m total length
  • Why eCommerce is Exploding and My Credentials to Teach It4:31
  • The One Platform Trap that Keeps Most Resellers Small FINAL3:12
  • The Marketplaces We'll Focus on in This Course2:42
  • Different Ways to Get Inventory to Sell Online23:50
  • Why Automation Becomes Essential1:54
  • How to Get Free Stuff to Sell20:56
  • A Simple Way to Get Free Inventory to Start3:11

    Discover how to start selling with free inventory by grabbing items from free listings on Facebook Marketplace and OfferUp, then take photos, list, and flip for profit.

  • How to Get Tons of Cheap Inventory to Sell18:16
  • A Simple and Free Way to Get Inventory in the Beginning3:13
  • The Perfect Inventory System for a Reselling Business4:14

Requirements

  • No prior reselling experience is required
  • A computer or smartphone with internet access

Description

This is NOT just another basic reselling course.

This course was built to teach you how modern resellers actually scale today by selling across multiple marketplaces, increasing inventory exposure, automating repetitive tasks, and building systems that continue generating sales even when you're not constantly glued to your phone.

Inside this course, you'll learn how to build a real reselling business across platforms like Poshmark, Mercari, eBay, Depop, and Whatnot while using automation and crosslisting tools to dramatically increase efficiency and sales potential.

Most sellers make the mistake of relying on a single platform.

But the reality is:
Different marketplaces attract different buyers.

A product sitting for weeks on one platform might sell in hours on another.

That's why modern reselling is all about:

  • selling everywhere

  • maximizing inventory exposure

  • automating repetitive tasks

  • increasing listing volume

  • building systems that scale

Throughout this course, you'll learn:

  • How to source profitable inventory

  • How to create listings that convert

  • How marketplace algorithms work

  • How to use offers to increase conversions

  • How crosslisting increases sales

  • How to automate engagement and activity

  • How to scale inventory without scaling workload

  • How to turn reselling into a full-time income stream

You'll also learn how tools like Sidekick Tools can automate many of the most time-consuming tasks involved with reselling, including:

  • Poshmark sharing

  • Mercari offers

  • engagement automation

  • relisting workflows

  • inventory management systems

This course is designed for:

  • beginners starting their first reselling business

  • part-time sellers wanting more sales

  • experienced resellers looking to scale

  • online entrepreneurs wanting multiple income streams

  • anyone interested in ecommerce, side hustles, or automation

By the end of this course, you'll understand how to build a modern multi-platform reselling business designed for long-term growth, automation, and scalability.

Who this course is for:

  • Beginners wanting to start an online reselling business
  • Poshmark, Mercari, eBay, Depop, and Whatnot sellers looking to increase sales
  • Resellers wanting to automate repetitive tasks and save time
  • Side hustlers wanting an additional income stream
  • Ecommerce sellers wanting to diversify their business
  • Online entrepreneurs interested in automation and scalable systems
  • Anyone wanting to build a modern multi-platform reselling business