anchor.diff:  changes will be available in both.
   
   For details of the commands see 
  -https://geoscienceaustralia.github.io/sifra/ch03_installation.html[Using docker]
  +https://geoscienceaustralia.github.io/sifra/ch03_installation.html[using docker]
   in the help documentation
   
   
  -### Building the Run Environment Using Anaconda
  +### Building the run environment using Anaconda
   
   For simplicity of managing virtual environments and
   package requirements, https://docs.anaconda.com/anaconda/[Anaconda]
  
positive.code: 
  To get the aws credentials follow this link:https://docs.aws.amazon.com/IAM/latest/UserGuide/id_credentials_access-keys.html[guide].
  
  #### Docker
  The packer command that creates the AWS instance will run a 
  shell script that will install Docker and clone the git repository
  from Github. The details of the script are in `build-sifra-box.sh`
  
negative.code: ## Overview
  
  SIFRA is a **System for Infrastructure Facility Resilience Analysis**.
  The detailed documentation is at this http://geoscienceaustralia.github.io/sifra/[link].
  
  It comprises a method and software tools that provide a framework
  for simulating the fragility of infrastructure facilities to natural
  