---
title: ToolRouter — Use Case
description: Step-by-step guide for a real-world ToolRouter use case with agent-specific instructions.
url: https://toolrouter.com/tools/marketplace-search/use-cases/monitor-regional-resale-inventory
---
# Monitor Regional Resale Inventory

Resale sourcing gets fragmented fast. One region might have strong classified inventory, another might lean on auction sites, and a third might only surface through shopping indexes or local marketplaces. The problem is not just finding listings. It is knowing which sources are worth checking, previewing the strongest matches quickly, and keeping a repeatable watchlist as inventory changes.

Marketplace Search is built for that monitoring workflow. You can check regional source coverage first, run the actual search across supported marketplaces, inspect individual listing previews, and save a compact snapshot that is easy to compare over time.

**Tool:** [Marketplace Search](https://toolrouter.com/tools/marketplace-search)
**Skills:** source_coverage, search_listings, listing_details, watchlist_snapshot

## Agent Guides

- [How to Monitor Regional Resale Inventory with Claude](https://toolrouter.com/tools/marketplace-search/use-cases/monitor-regional-resale-inventory/claude): Guide for Claude
- [How to Monitor Regional Resale Inventory with ChatGPT](https://toolrouter.com/tools/marketplace-search/use-cases/monitor-regional-resale-inventory/chatgpt): Guide for ChatGPT
- [How to Monitor Regional Resale Inventory with Copilot](https://toolrouter.com/tools/marketplace-search/use-cases/monitor-regional-resale-inventory/copilot): Guide for Copilot
- [How to Monitor Regional Resale Inventory with OpenClaw](https://toolrouter.com/tools/marketplace-search/use-cases/monitor-regional-resale-inventory/openclaw): Guide for OpenClaw
