anchor.diff:  
   ##<a id="fog-gcs-service-account"></a>Fog with Google Cloud Storage Service Accounts
   
  -To configure your blobstore to use Google Cloud Storage with a service account, perform the steps below:
  +To configure your blobstore to use Google Cloud Storage with a service account, do the following:
   
   1. Create a custom Cloud IAM role with the following permissions:
   
  
positive.code: 
  ##<a id="fog-azure"></a>Fog with Azure Storage
  
  To configure your blobstores to use Azure Storage credentials, perform the steps below:
  
  1. Insert the following configuration into your manifest under `properties.cc`:
  
  
negative.code: 
  1. Replace `YOUR-AWS-BUILDPACK-BUCKET`, `YOUR-AWS-DROPLET-BUCKET`, `YOUR-AWS-PACKAGE-BUCKET`, and `YOUR-AWS-RESOURCE-BUCKET` with the names of your AWS buckets.  Do not use periods (`.`) in your AWS bucket names. In the AWS console, you must assign your credentials an IAM policy that allows all S3 actions on all of these buckets. 
  
  1. You can provide further configuration through the `fog_connection` hash, which is passed through to the Fog gem.
  
  1. Replace `YOUR-AWS-KMS-KEY-ID` with your KMS Key ID. 
  
  