Update README

1 files changed, 32 insertions, 0 deletions

diff --git a/acceptance/README.md b/acceptance/README.md
index 8f957debb2..19bd535548 100644
--- a/acceptance/README.md
+++ b/acceptance/README.md
@@ -13,6 +13,36 @@ Before running chef-acceptance, you *MUST* do the following on your current sess
 export APPBUNDLER_ALLOW_RVM=true
 ```
 
+## Pre-requisites / One time set up
+
+### Set up for local VM (Vagrant)
+
+If you intend to run the acceptance tests on a local VM, the supported solution is to use Vagrant.
+Ensure that Vagrant is installed on the machine that tests will run from, along with a
+virtualization driver (E.g.: VirtualBox).
+
+Set up the KITCHEN_DRIVER environment variable appropriately (value should be "vagrant").  E.g.:
+```
+export KITCHEN_DRIVER=vagrant
+```
+Add this to your shell profile or startup script as needed.
+
+### Set up for cloud VM (EC2)
+
+If you intend to run the acceptance tests on a cloud VM, the supported solution is to use EC2.
+
+The steps you will need to do are:
+
+1. Add your AWS credentials to the machine - e.g., to the ~/.aws/credentials directory.
+2. Create or import a SSH key to AWS. Make sure the key name is the same as the username.
+3. Copy or move the private key file (USERNAME.pem) to the SSH folder (e.g. `~/.ssh/`. Change the mode so that the file is only read-able by root (E.g.: chmod 0400 USERNAME.pem)
+
+4. Set up the KITCHEN_DRIVER environment variable appropriately (value should be "ec2").  E.g.:
+```
+export KITCHEN_DRIVER=ec2
+```
+Add this to your shell profile or startup script as needed.
+
 ### Setting up and running a test suite
 To get started, do a bundle install from the acceptance directory:
 ```shell
@@ -35,3 +65,5 @@ To restrict which OS's will run, use the KITCHEN_INSTANCES environment variable:
 chef/acceptance$ export KITCHEN_INSTANCES=*-ubuntu-1404
 chef/acceptance$ bin/chef-acceptance test cookbook-git
 ```
+
+If KITCHEN_INSTANCES is not specified, the default instances are default-ubuntu-1404 and default-windows-windows-2012r2.