> ## Documentation Index
> Fetch the complete documentation index at: https://gobl-improv.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Advance

Advance represents a single payment that has been made already, such as a deposit on an intent to purchase, or as credit from a previous invoice which was later corrected or cancelled.

## Schema ID

`https://gobl.org/draft-0/pay/advance`

## Properties

| Title           | Property          | Type                                               | Req. | Description                                                                          |
| --------------- | ----------------- | -------------------------------------------------- | ---- | ------------------------------------------------------------------------------------ |
| UUID            | `uuid`            | string                                             |      | Universally Unique Identifier.                                                       |
| Date            | `date`            | [cal.Date](/draft-0/cal/date)                      |      | When the advance was made.                                                           |
| Key             | `key`             | [cbc.Key](/draft-0/cbc/key)                        |      | The payment means used to make the advance.                                          |
| Reference       | `ref`             | string                                             |      | ID or reference for the advance.                                                     |
| Grant           | `grant`           | boolean                                            |      | If this "advance" payment has come from a public grant or subsidy, set this to true. |
| Description     | `description`     | string                                             | true | Details about the advance.                                                           |
| Percent         | `percent`         | [num.Percentage](/draft-0/num/percentage)          |      | How much as a percentage of the total with tax was paid                              |
| Amount          | `amount`          | [num.Amount](/draft-0/num/amount)                  | true | How much was paid.                                                                   |
| Currency        | `currency`        | [currency.Code](/draft-0/currency/code)            |      | If different from the parent document's base currency.                               |
| Card            | `card`            | [pay.Card](/draft-0/pay/card)                      |      | Details of the payment that was made via a credit or debit card.                     |
| Credit Transfer | `credit_transfer` | [pay.CreditTransfer](/draft-0/pay/credit_transfer) |      | Details about how the payment was made by credit (bank) transfer.                    |
| Extensions      | `ext`             | [tax.Extensions](/draft-0/tax/extensions)          |      | Tax extensions required by tax regimes or addons.                                    |
| Meta            | `meta`            | [cbc.Meta](/draft-0/cbc/meta)                      |      | Additional details useful for the parties involved.                                  |

## Key Values

| Value                  | Description                                            |
| ---------------------- | ------------------------------------------------------ |
| `any`                  | Any method available, no preference.                   |
| `card`                 | Payment card.                                          |
| `credit-transfer`      | Sender initiated bank or wire transfer.                |
| `credit-transfer+sepa` | Sender initiated bank or wire transfer via SEPA.       |
| `debit-transfer`       | Receiver initiated bank or wire transfer.              |
| `cash`                 | Cash in hand.                                          |
| `cheque`               | Cheque from bank.                                      |
| `bank-draft`           | Bankers Draft or Bank Cheque.                          |
| `direct-debit`         | Direct debit from the customers bank account.          |
| `direct-debit+sepa`    | Direct debit from the customers bank account via SEPA. |
| `online`               | Online or web payment.                                 |
| `promissory-note`      | Promissory note contract.                              |
| `netting`              | Intercompany clearing or clearing between partners.    |
| `other`                | Other or mutually defined means of payment.            |