[Yandex Cloud documentation](../../index.md) > [Yandex Cloud Billing](../index.md) > FAQ > General questions

# General questions about Yandex Cloud Billing

#### Can I use my OS license for VM instances in Yandex Cloud? {#os-license}

Yes. For more information, see [How to create a VM instance](../../compute/operations/vm-create/create-linux-vm.md) under [Yandex Compute Cloud](../../compute/index.md).

#### Where can I find SLAs? {#sla}

In Yandex Cloud, each service has its own SLA. You can read the SLA in [Yandex Legal documents](https://yandex.com/legal/cloud_sla/).

#### Where can I find the bank details of Yandex Cloud? {#requisites}




Depending on which company you signed the agreement with, you can find the bank details in _Yandex Legal documents_ for [Iron Hive doo Beograd (Serbia)](https://yandex.com/legal/cloud_customer_agreement/) or [Direct Cursus Technology L.L.C. (Dubai)](https://yandex.com/legal/cloud_customer_agreement_uae/) (paragraph **19. Yandex Details**).


#### How do I contact support? {#support}


Depending on your service plan, you can [contact support](https://center.yandex.cloud/support) using one of these methods:

* Using the [Support Center's](https://center.yandex.cloud/support) feedback form, 24/7.
* By email [cloud@support.yandex.ru](mailto:cloud@support.yandex.ru), 24/7.
* Using the chat, 24/7 for paid service plans and from 8 AM to 9 PM (UTC +3) on weekdays for the basic service plan.