     "digitalocean_droplet": {
       "do-instance": {
         "name": "koding-${var.koding_group_slug}-${var.koding_stack_id}-${count.index+1}",
-        "size": "512mb",
-        "region": "nyc2",
-        "image": "ubuntu-14-04-x64",
+        "size": "${var.userInput_size}",
+        "region": "${var.userInput_region}",
+        "image": "${var.userInput_image}",
         "user_data": "\\necho \\\"hello world!\\\" >> /helloworld.txt\\n"
       }
     }

      # and this is its identifier (required)
      name: 'koding-${var.koding_group_slug}-${var.koding_stack_id}-${count.index+1}'
      # select your instance_type here: eg. 512mb
      size: 512mb
      # select your instance zone which must be in provided region: eg. nyc2
      region: nyc2
      # base image for your droplet
      image: ubuntu-14-04-x64
      # on user_data section we will write bash and configure our VM
      user_data: |-
        # let's create a file on your root folder:

        # for more information please use the search box above

    '''

  # Defaults for userInputs
  user_inputs:
    size: '512mb'
    image: 'ubuntu-14-04-x64'
    region: 'nyc2'