# Transactions timeline

Use transaction timelines to maintain an audit trail of changes and activity for each transaction.

## Retrieve transaction timeline messages

 - [GET /transactions/{id}/timeline](https://www.rebilly.com/docs/dev-docs/api/transactions-timeline/gettransactiontimelinecollection.md): Retrieves a list of transaction timeline messages.

## Create a transaction timeline comment

 - [POST /transactions/{id}/timeline](https://www.rebilly.com/docs/dev-docs/api/transactions-timeline/posttransactiontimeline.md): Creates a transaction timeline comment.

## Retrieve a transaction Timeline message

 - [GET /transactions/{id}/timeline/{messageId}](https://www.rebilly.com/docs/dev-docs/api/transactions-timeline/gettransactiontimeline.md): Retrieves a timeline message with a specified ID.

## Delete a transaction timeline message

 - [DELETE /transactions/{id}/timeline/{messageId}](https://www.rebilly.com/docs/dev-docs/api/transactions-timeline/deletetransactiontimeline.md): Deletes a transaction timeline message with a specified ID.