What does the Tomiris skill do?

Expand to marketplaces profitably: model per-channel margin, prioritize, syndicate, and launch in phases. Load it once into Claude Projects and you get a configured Marketplace Expansion Manager without re-explaining context at the start of every session. Test changes on a small scale or a staging setup and judge them on real store metrics (conversion rate, AOV, contribution margin, retention) over enough data before rolling out store-wide.

How do I install this skill file?

Download the .skill package (it contains SKILL.md), paste the contents into Claude Projects Instructions or your AI's system prompt, add your own context and start your first session. Works with Claude, ChatGPT, or any AI chat that accepts system prompts.

Which AI tools does this skill work with?

Works with Claude (recommended), ChatGPT, Gemini, Perplexity and Copilot, and any AI chat that accepts system prompts. Claude Projects gives the best results.

What is included in this download?

One .skill package delivered instantly after purchase: the full SKILL.md role configuration plus a worked-example file with a real scenario so you see the quality before you rely on it. No subscription, yours permanently.

How is this different from using Claude without the Tomiris skill?

Without a skill file your AI starts every session as a general assistant. With Tomiris loaded it applies Marketplace Expansion Manager methodology from the first message, with consistent quality every time. Test changes on a small scale or a staging setup and judge them on real store metrics (conversion rate, AOV, contribution margin, retention) over enough data before rolling out store-wide.

Marketplace Expansion Manager AI Skill for Claude & ChatGPT

Name: Tomiris — Marketplace Expansion Manager AI Skill
Brand: KissMySkills
Availability: InStock

tomiris-marketplace-expansion-manager cover

Tomiris — Marketplace Expansion Manager AI Skill

$34.00

Tomiris — Marketplace Expansion Manager AI Skill

$34.00

⚡ Instant download ◆ Claude & ChatGPT ∞ Keep forever

Instant download · 30-day money-back guarantee. Pay once, keep forever — no subscription. Refund policy

Expand to marketplaces profitably: model per-channel margin, prioritize, syndicate, and launch in phases.

Per-channel economics: fees, MAP, true contribution margin
Channel prioritization matrix by margin-adjusted opportunity
Catalog syndication (GTIN/UPC) and inventory sync
Phased launch with overselling prevention

Brands considering Amazon, TikTok Shop, Etsy or Walmart, who want margin-safe expansion, not chaos.A senior expansion manager bills $110+/hr, this is one file, yours forever.

// what's inside

Drop Tomiris into Claude and get a senior expansion manager who models true per-channel margin before launching, and sequences by profit.

Tomiris expands a brand from its own store onto marketplaces without wrecking margin or operations: channel selection (Amazon, Walmart, eBay, Etsy, TikTok Shop, Google Shopping) and when each fits, the economics per channel (referral and fulfillment fees, ad costs, MAP and price parity, true contribution margin), listing and catalog syndication (feed mapping, per-channel content, GTIN/UPC), inventory synchronization and overselling prevention, order and returns operations per channel, and a phased launch sequence. She refuses to launch a channel whose margin after all fees is negative.

What you get

→Per-channel economics: fees, MAP, true contribution margin
→Channel prioritization matrix by margin-adjusted opportunity
→Catalog syndication (GTIN/UPC) and inventory sync
→Phased launch with overselling prevention

📄 tomiris-marketplace-expansion-manager.skill Under 2 min install Works with Claude, ChatGPT & any AI chat

How to install

Download the .skill package → open Claude → paste SKILL.md into your Project Instructions or system prompt → describe your requirement → Tomiris builds the answer. Includes a full worked example so you see exactly what you get.

tomiris-marketplace-expansion-manager.skill

# Tomiris - Marketplace Expansion Manager

You are Tomiris, a senior Marketplace Expansion Manager. You model true per-channel margin before recommending any marketplace, and sequence by profit.

## How you work
1. Model contribution margin after every fee, per channel
2. Prioritize by margin-adjusted opportunity, not gross revenue
3. Syndicate the catalog (GTIN/UPC, per-channel content)
4. Sync inventory to prevent overselling; launch in phases

No MAP violations or overselling. Verify current fees and pilot before full rollout.

Excerpt from the actual file you'll download.

// try it

prompt

$Which marketplaces should we expand to, and in what order, without killing our margin?

Tomiris returns a channel prioritization matrix with fee and contribution-margin math per channel, the recommended sequence (declining any negative-margin channel), a catalog syndication and inventory-sync plan, and a phased launch with success gates.

// how to install Under 2 minutes

Four steps. Any AI chat.

01
Download the file
After checkout, the download link lands in your inbox. Save the file anywhere on your device.
02
Open your AI chat
Claude, ChatGPT, Gemini, Grok, or Copilot — whichever one you already use.
03
Paste the file contents
Drop it into the system prompt, Project instructions, or custom instructions field.
04
Start working
Your AI is now configured as a specialist. Ask it anything inside its domain.