# Payroc Cloud

Reference for the Payroc Cloud endpoints, covering how to submit, retrieve, and cancel payment, refund, and signature instructions, and how to read a closed-loop card.

**Important:** Our Payroc Cloud endpoints are part of a larger Payroc Cloud solution. To help you understand how it works, go to [Payroc Cloud](/guides/payments/payroc-cloud).

Use our Payroc Cloud endpoints to submit instructions to a payment device. You can use Payroc Cloud to:

- Take a payment - [Initiate](/api/send-payment-instruction), [retrieve](/api/get-payment-instruction), and [cancel](/api/delete-payment-instruction) a payment instruction.
- Run a refund - [Initiate](/api/send-refund-instruction), [retrieve](/api/get-refund-instruction), and [cancel](/api/delete-refund-instruction) a refund instruction.
- Capture a signature - [Initiate](/api/send-signature-instruction), [retrieve](/api/get-signature-instruction), and [cancel](/api/delete-signature-instruction) a signature instruction.
- Read a closed-loop card - [Retrieve](/api/get-closed-loop) the details of a
  
  closed-loop card
  
  .