AWS Cloud Server is an example of running Big Business using Amazon Web Services. Deployment requires Open Edition for licensing and includes unlimited Setup Support.
As you will see, setup is fast and easy but has detailed steps that may raise questions. If you are prepared, you can go from zero to hero in under an hour and have it running.
To try this out, you will need an AWS account with payment of any charges incurred. The last step here is Terminate Instance to stop usage, but there may be other charges.