add usage disclaimer to sample README (#663)

Author: sbSteveK

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).
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/greengrass/basic_discovery.md

@@ -7,4 +7,14 @@ This sample is intended for use with the following tutorials in the AWS IoT Gree
 
 * [Connect and test client devices](https://docs.aws.amazon.com/greengrass/v2/developerguide/client-devices-tutorial.html)
 * [Test client device communications](https://docs.aws.amazon.com/greengrass/v2/developerguide/test-client-device-communications.html)
-* [Getting Started with AWS IoT Greengrass](https://docs.aws.amazon.com/greengrass/latest/developerguide/gg-gs.html)
+* [Getting Started with AWS IoT Greengrass](https://docs.aws.amazon.com/greengrass/latest/developerguide/gg-gs.html)
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/greengrass/ipc_greengrass.md

@@ -97,3 +97,13 @@ Replace the following with your information:
 <br />
 
 Note that you will need to have the Python V2 SDK installed on the Greengrass device in order to compile the sample on the Greengrass device.
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/mqtt/mqtt5_aws_websocket.md

@@ -102,3 +102,13 @@ The sample will not run without the required arguments and will notify you of mi
 
 ## Additional Information
 Additional help with the MQTT5 Client can be found in the [MQTT5 Userguide](../../documents/MQTT5_Userguide.md). This guide will provide more details on MQTT5 [operations](../../documents/MQTT5_Userguide.md#optional-keyword-arguments), [lifecycle events](../../documents/MQTT5_Userguide.md#lifecycle-events), [connection methods](../../documents/MQTT5_Userguide.md#connecting-to-aws-iot-core), and other useful information.
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/mqtt/mqtt5_custom_auth.md

@@ -131,3 +131,13 @@ The sample will not run without the required arguments and will notify you of mi
 
 ## Additional Information
 Additional help with the MQTT5 Client can be found in the [MQTT5 Userguide](../../documents/MQTT5_Userguide.md). This guide will provide more details on MQTT5 [operations](../../documents/MQTT5_Userguide.md#optional-keyword-arguments), [lifecycle events](../../documents/MQTT5_Userguide.md#lifecycle-events), [connection methods](../../documents/MQTT5_Userguide.md#connecting-to-aws-iot-core), and other useful information.
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/mqtt/mqtt5_pkcs11_connect.md

@@ -169,3 +169,13 @@ The steps to use [SoftHSM2](https://www.opendnssec.org/softhsm/) as the PKCS#11
 
   ## Additional Information
 Additional help with the MQTT5 Client can be found in the [MQTT5 Userguide](../../documents/MQTT5_Userguide.md). This guide will provide more details on MQTT5 [operations](../../documents/MQTT5_Userguide.md#optional-keyword-arguments), [lifecycle events](../../documents/MQTT5_Userguide.md#lifecycle-events), [connection methods](../../documents/MQTT5_Userguide.md#connecting-to-aws-iot-core), and other useful information.
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/mqtt/mqtt5_x509.md

@@ -106,3 +106,13 @@ The sample will not run without the required arguments and will notify you of mi
 
 ## Additional Information
 Additional help with the MQTT5 Client can be found in the [MQTT5 Userguide](../../documents/MQTT5_Userguide.md). This guide will provide more details on MQTT5 [operations](../../documents/MQTT5_Userguide.md#optional-keyword-arguments), [lifecycle events](../../documents/MQTT5_Userguide.md#lifecycle-events), [connection methods](../../documents/MQTT5_Userguide.md#connecting-to-aws-iot-core), and other useful information.
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/pubsub.md

@@ -71,3 +71,13 @@ You can also pass a Certificate Authority file (CA) if your certificate and key
 # For Windows: replace 'python3' with 'python' and '/' with '\'
 python3 pubsub.py --endpoint <endpoint> --cert <file> --key <file> --ca_file <file>
 ```
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/service_clients/fleet_provisioning_basic.md

@@ -279,3 +279,13 @@ python3 samples/service_clients/fleet_provisioning_basic.py --endpoint <endpoint
 As per normal, replace the `<>` parameters with the proper values. Notice that we provided substitution values for the two parameters in the template body, `DeviceLocation` and `SerialNumber`.
 
 With that, the sample should run and work as expected! You should then find you have a new AWS IoT Core thing!
+
+## ⚠️ Usage disclaimer
+
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.

samples/service_clients/fleet_provisioning_csr.md

@@ -288,4 +288,12 @@ Finally, you pass the certificate signing request while invoking the Fleet Provi
 python3 samples/service_clients/fleet_provisioning_csr.py --endpoint <endpoint> --cert <file> --key <file> --csr_file <file> --template_name <template name> --template_parameters '{"SerialNumber":"1","DeviceLocation":"Seattle"}'
 ```
 
+## ⚠️ Usage disclaimer
 
+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/).
+
+Additionally, example code might theoretically modify or delete existing AWS resources. As a matter of due diligence, do the following:
+
+- 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.