revert sample read me

samples/README.md

@@ -82,3 +82,13 @@ The sample will not run without the required arguments and will notify you of mi
 ### Enable Logging
 
 Instructions to enable logging are available in the [FAQ](../documents/FAQ.md) under [How do I enable logging](../documents/FAQ.md#how-do-i-enable-logging).
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+## ⚠️ Usage disclaimer
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+These code examples interact with services that may incur charges to your AWS account. For more information, see [AWS Pricing](https://aws.amazon.com/pricing/).
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+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
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+- Be aware of the resources that these examples create or delete.
+- Be aware of the costs that might be charged to your account as a result.
+- Back up your important data.