# Safe transacting rules

Spend caps per agent and per day, allowlisted counterparties, idempotency keys on every order, human approval above a threshold, and a signed receipt for both sides. Treat an agent wallet like a corporate card with a policy engine attached.

Canonical: https://robauto.ai/learn/agentic-commerce-101/15

_Agentic Commerce 101: How Agents Buy and Sell — lesson 15 of 20 (PLAYBOOK)_

Spend caps per agent and per day, allowlisted counterparties, idempotency keys on every order, human approval above a threshold, and a signed receipt for both sides. Treat an agent wallet like a corporate card with a policy engine attached.

Source: [Robauto — Safe transacting](https://robauto.ai/developers?tab=protocol)

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