anchor.diff:  
   ### <a id='aws'></a> AWS ###
   
  +For AWS, there are special BOSH CLI commands to set up your infrastructure.
  +This section explains how to install the plugin that provides the commands,
  +and then use the commands.
  +
  +#### <a id='plugin'></a> Install the AWS plugin to the BOSH CLI ####
  +
  +Ensure that you Ruby 1.9.3 and git (1.8 or later) installed.
  +Then install the `bundler` RubyGem:
  +
  +<pre class="terminal">
  +$ gem install bundler
  +</pre>
  +
  +Create a directory for your planned deployment.
  +In that directory:
  +
  +1. Create a file named `Gemfile` with the following contents:
  +
  +~~~
  +source 'https://rubygems.org'
  +
  +ruby "1.9.3"
  +
  +gem "bosh_cli_plugin_aws"
  +~~~
  +
  +1. Run the `bundle install` command.
  +
   #### <a id='domain-prep'></a> Prepare a Domain ####
   
   First, pick a DNS domain name for the environment you plan to deploy.
  -If you pick *cloud.mydomain.com*, your applications will be available as
  +If you pick *cloud.mydomain.com*, your applications become available as
   *app-name.cloud.mydomain.com*.
   
   Create an AWS Route 53 Hosted Zone for your domain at the
  
positive.code: `BOSH_VPC_DOMAIN` and `BOSH_VPC_SUBDOMAIN` must correspond to the
  DNS domain name you set up when configuring Route 53.
  
  Now only deployment to `us-east-1` region is supported by the next
  steps. For MicroBOSH deploy please review [following guide](https://gist.github.com/danhigham/5804252).
  
  Choose availability zones that are listed as "operating normally" on
  the [AWS Console Status Health Section](https://console.aws.amazon.com/ec2/v2/home?region=us-east-1)
  
negative.code: create an NS record in the DNS server for *mydomain.com*
  for each address in the delegation set.
  
  #### <a id='domain-prep'></a> Prepare a Domain ####
  
  Next, set environment variables required for deploying to AWS. Create
  a file called `bosh_environment` and add the following, changing the
  