diff --git a/config.cfg b/config.cfg
index 747bae5f..b869dd2f 100644
--- a/config.cfg
+++ b/config.cfg
@@ -58,9 +58,13 @@ SSH_keys:
   private: configs/algo.pem
   public: configs/algo.pem.pub
 
-dynamic_inventory_groups:
-  - azure
-  - digitalocean
-  - ec2
-  - gce
-  - local
+cloud_providers:
+  azure:
+    size: Basic_A0
+  digitalocean:
+    size: 512mb
+  ec2:
+    size: t2.micro
+  gce:
+    size: f1-micro
+  local:
diff --git a/playbooks/local.yml b/playbooks/local.yml
index e852bc20..a7cc2d7e 100644
--- a/playbooks/local.yml
+++ b/playbooks/local.yml
@@ -19,6 +19,6 @@
     create: yes
     block: |
       [algo:children]
-      {% for group in dynamic_inventory_groups %}
+      {% for group in cloud_providers.keys() %}
       {{ group }}
       {% endfor %}
diff --git a/roles/cloud-azure/tasks/main.yml b/roles/cloud-azure/tasks/main.yml
index 17c6ce36..d3b831a8 100644
--- a/roles/cloud-azure/tasks/main.yml
+++ b/roles/cloud-azure/tasks/main.yml
@@ -80,7 +80,7 @@
     virtual_network: algo_net
     name: "{{ azure_server_name }}"
     ssh_password_enabled: false
-    vm_size: Basic_A0
+    vm_size: "{{ cloud_providers.azure.size }}"
     tags:
       Environment: Algo
     ssh_public_keys:
@@ -91,7 +91,7 @@
       sku: '16.04-LTS'
       version: latest
   register: azure_rm_virtualmachine
-  
+
   # To-do: Add error handling - if vm_size requested is not available, can we fall back to another, ideally with a prompt?
 
 - set_fact:
diff --git a/roles/cloud-digitalocean/tasks/main.yml b/roles/cloud-digitalocean/tasks/main.yml
index a472fb56..28dd7f15 100644
--- a/roles/cloud-digitalocean/tasks/main.yml
+++ b/roles/cloud-digitalocean/tasks/main.yml
@@ -45,7 +45,7 @@
     command: droplet
     name: "{{ do_server_name }}"
     region_id: "{{ do_region }}"
-    size_id: "512mb"
+    size_id: "{{ cloud_providers.digitalocean.size }}"
     image_id: "ubuntu-16-04-x64"
     ssh_key_ids: "{{ do_ssh_key.ssh_key.id }}"
     unique_name: yes
diff --git a/roles/cloud-ec2/tasks/main.yml b/roles/cloud-ec2/tasks/main.yml
index be0b0d4e..46a29425 100644
--- a/roles/cloud-ec2/tasks/main.yml
+++ b/roles/cloud-ec2/tasks/main.yml
@@ -90,7 +90,7 @@
     keypair: "VPNKEY"
     vpc_subnet_id: "{{ vpc.subnets[0].id }}"
     group: vpn-secgroup
-    instance_type: t2.micro
+    instance_type: "{{ cloud_providers.ec2.size }}"
     image: "{{ ami_image }}"
     wait: true
     region: "{{ region }}"
diff --git a/roles/cloud-gce/tasks/main.yml b/roles/cloud-gce/tasks/main.yml
index 5c6a1f66..fce69ce3 100644
--- a/roles/cloud-gce/tasks/main.yml
+++ b/roles/cloud-gce/tasks/main.yml
@@ -13,7 +13,7 @@
   gce:
     instance_names: "{{ server_name }}"
     zone: "{{ zone }}"
-    machine_type: f1-micro
+    machine_type: "{{ cloud_providers.gce.size }}"
     image: ubuntu-1604
     service_account_email: "{{ service_account_email }}"
     credentials_file: "{{ credentials_file_path }}"