> ## Documentation Index
> Fetch the complete documentation index at: https://docs.peere.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Dictionary

Key terms used across the Peere documentation.

**Lookup ID** — A unique identifier tied to a customer. Merchants use it to find and initiate billing for a specific customer.

**Payment ID** — An encrypted string representing an approved billing agreement between a customer, their bank, and a merchant. Required to bill a customer.

**Billing Intent** — A merchant's request to establish a billing agreement with a customer. The customer decides whether to approve, deny, or set limits.

**Billing Request** — An actual charge attempt using an approved payment id. Requires a prior intent approval.

**Customer Decision** — The customer's response to a billing intent: `approve_once`, `approve_recurring`, `deny`, or `suspended`.

**Spending Limits** — Caps a customer sets when approving an intent: per transaction (`single`), `daily`, `weekly`, or `monthly`.

**Device ID** — A unique identifier for a customer's device. Enables merchants to discover and identify customers automatically.

**Webhook** — A real-time HTTP POST notification sent by Peere when an event occurs (payment, decision, request).

**Settlement** — The transfer of funds from a customer's account to a merchant's account after a successful transaction.