```ruby
#
# Cookbook Name:: CIS_CentOS7_v1.1.0
# Recipe:: default
#
# Copyright (C) 2015 Conor Lee
#
# MIT LICENSE
#

# Depending upon the level the enviroment variable is given 
# when calling vagrant up we will do certain things.
# level 0 will be non-compliant
# level 1 will be level 1 compliant (scored and demo of unscored)
# level 2 will be level 2 compliant (scored and demo of unscored)
case ENV['PF_LEVEL']
when '0'
when '1'
  include_recipe "PF_CIS_CentOS7_v1.1.0::2_os_services"
  include_recipe "PF_CIS_CentOS7_v1.1.0::3_special_purpose_services.rb"
  include_recipe "PF_CIS_CentOS7_v1.1.0::4_network_config_and_firewall.rb"
when '1c'
  include_recipe "PF_CIS_CentOS7_v1.1.0::2_os_services"
  include_recipe "PF_CIS_CentOS7_v1.1.0::3_special_purpose_services.rb"
  include_recipe "PF_CIS_CentOS7_v1.1.0::3_special_purpose_services_ns.rb"
  include_recipe "PF_CIS_CentOS7_v1.1.0::4_network_config_and_firewall.rb"
  include_recipe "PF_CIS_CentOS7_v1.1.0::4_network_config_and_firewall_ns.rb"
when '2'
else
  Chef::Log.warn("Policy level #{ENV['PF_LEVEL']} is not supported at this time.")
  return
end
```

Tidy up the cookbook to use the new one level format.
user
```ruby
#
# Cookbook Name:: CIS_CentOS7_v1.1.0
# Recipe:: default
#
# Copyright (C) 2015 Conor Lee
#
# MIT LICENSE
#
  include_recipe "PF_CIS_CentOS7_v1.1.0::2_os_services"
  include_recipe "PF_CIS_CentOS7_v1.1.0::3_special_purpose_services.rb"
  include_recipe "PF_CIS_CentOS7_v1.1.0::4_network_config_and_firewall.rb"
 return
end
```
assistant