diff --git a/scenarios/aca-internal/bicep/modules/01-hub/README.md b/scenarios/aca-internal/bicep/modules/01-hub/README.md
index af8f60e5..0aca0437 100644
--- a/scenarios/aca-internal/bicep/modules/01-hub/README.md
+++ b/scenarios/aca-internal/bicep/modules/01-hub/README.md
@@ -36,7 +36,7 @@ Since this walkthrough is expected to be deployed isolated from existing infrast
    :stop_sign: Update this to your desired region.
 
    ```bash
-   LOCATION=northeurope # or any location that suits your needs
+   LOCATION=eastus # or any location that suits your needs, ensure Azure OpenAI service is available there.
    ```
 
 1. Create the regional network hub.
diff --git a/scenarios/aca-internal/bicep/modules/01-hub/deploy.hub.parameters.jsonc b/scenarios/aca-internal/bicep/modules/01-hub/deploy.hub.parameters.jsonc
index 81d5727f..c0084e4a 100644
--- a/scenarios/aca-internal/bicep/modules/01-hub/deploy.hub.parameters.jsonc
+++ b/scenarios/aca-internal/bicep/modules/01-hub/deploy.hub.parameters.jsonc
@@ -25,6 +25,9 @@
     "enableBastion": {
       "value": true
     },
+    "spokeInfraSubnetAddressPrefix": {
+      "value":  "10.1.0.0/23"
+    },
     "gatewaySubnetAddressPrefix": {
       "value": "10.0.0.0/27"
     },
diff --git a/scenarios/aca-internal/bicep/modules/02-spoke/README.md b/scenarios/aca-internal/bicep/modules/02-spoke/README.md
index fd198df7..a1cddda3 100644
--- a/scenarios/aca-internal/bicep/modules/02-spoke/README.md
+++ b/scenarios/aca-internal/bicep/modules/02-spoke/README.md
@@ -20,13 +20,22 @@ After executing these steps you'll have the spoke resource group (`rg-lzaaca-spo
 - Jump box virtual machine (optional)
 
 ## Steps
+Note: If you are running these commands on windows, you might need to run the command below to ensure windows captures the RESOURCEID_VNET_HUB correctly:
+```bash
+export MSYS_NO_PATHCONV=1
+```
+
+az deployment sub delete \
+   -n acalza01-spokenetwork -g $RESOURCENAME_RESOURCEGROUP_SPOKE
 
 1. Create the regional spoke network.
 
    ```bash
    RESOURCEID_VNET_HUB=$(az deployment sub show -n acalza01-hub --query properties.outputs.hubVNetId.value -o tsv)
    echo RESOURCEID_VNET_HUB: $RESOURCEID_VNET_HUB
+   ```
 
+   ```bash
    # [This takes about two minutes to run.]
    az deployment sub create \
       -n acalza01-spokenetwork \
diff --git a/scenarios/aca-internal/bicep/modules/03-supporting-services/README.md b/scenarios/aca-internal/bicep/modules/03-supporting-services/README.md
index 974c34d1..db489110 100644
--- a/scenarios/aca-internal/bicep/modules/03-supporting-services/README.md
+++ b/scenarios/aca-internal/bicep/modules/03-supporting-services/README.md
@@ -31,7 +31,9 @@ By default, they are deployed to the spoke resource group.
    echo RESOURCENAME_RESOURCEGROUP_SPOKE: $RESOURCENAME_RESOURCEGROUP_SPOKE && \
    echo RESOURCEID_VNET_SPOKE: $RESOURCEID_VNET_SPOKE  && \
    echo LOG_ANALYTICS_WS_ID: $LOG_ANALYTICS_WS_ID
-
+   ```
+    
+   ```bash
    # [This takes about four minutes to run (if you add deployRedis=false).]
    az deployment group create \
       -n acalza01-dependencies \
diff --git a/scenarios/aca-internal/bicep/modules/04-container-apps-environment/README.md b/scenarios/aca-internal/bicep/modules/04-container-apps-environment/README.md
index dd7c5fc5..92093e56 100644
--- a/scenarios/aca-internal/bicep/modules/04-container-apps-environment/README.md
+++ b/scenarios/aca-internal/bicep/modules/04-container-apps-environment/README.md
@@ -30,7 +30,9 @@ The application platform, Azure Containers Apps, and its logging sinks within Az
    echo RESOURCENAME_RESOURCEGROUP_SPOKE: $RESOURCENAME_RESOURCEGROUP_SPOKE && \
    echo RESOURCENAME_VNET_SPOKE: $RESOURCENAME_VNET_SPOKE && \
    echo LOG_ANALYTICS_WS_ID: $LOG_ANALYTICS_WS_ID
-
+   ```
+   
+   ```bash
    # [This takes about 11 minutes to run.]
    az deployment group create \
       -n acalza01-appplat \
diff --git a/scenarios/aca-internal/bicep/modules/05-hello-world-sample-app/README.md b/scenarios/aca-internal/bicep/modules/05-hello-world-sample-app/README.md
index 5bebdc9b..ce10579c 100644
--- a/scenarios/aca-internal/bicep/modules/05-hello-world-sample-app/README.md
+++ b/scenarios/aca-internal/bicep/modules/05-hello-world-sample-app/README.md
@@ -29,7 +29,8 @@ Public container registries are subject to faults such as outages or request thr
    echo RESOURCENAME_RESOURCEGROUP_SPOKE: $RESOURCENAME_RESOURCEGROUP_SPOKE && \
    echo RESOURCEID_IDENTITY_ACR: $RESOURCEID_IDENTITY_ACR && \
    echo RESOURCEID_ACA: $RESOURCEID_ACA
-
+   ```
+   ```bash
    # [This takes about one minute to run.] 
    az deployment group create \
       -n acalza01-helloworld \
diff --git a/scenarios/aca-internal/bicep/modules/06-application-gateway/README.md b/scenarios/aca-internal/bicep/modules/06-application-gateway/README.md
index 1201280b..8f327b31 100644
--- a/scenarios/aca-internal/bicep/modules/06-application-gateway/README.md
+++ b/scenarios/aca-internal/bicep/modules/06-application-gateway/README.md
@@ -29,7 +29,9 @@ The "Hello World" container app is exposed through Application Gateway, includin
    echo FQDN_HELLOWORLD_ACA: $FQDN_HELLOWORLD_ACA && \
    echo RESOURCEID_KEYVAULT: $RESOURCEID_KEYVAULT  && \
    echo LOG_ANALYTICS_WS_ID: $LOG_ANALYTICS_WS_ID
-   
+   ```
+
+   ```bash   
    # [This takes about six minutes to run.] 
    az deployment group create \
       -n acalza01-appgw \