diff --git a/openstack/init/01-main.tf b/openstack/init/01-main.tf
index a70f855..871bd09 100644
--- a/openstack/init/01-main.tf
+++ b/openstack/init/01-main.tf
@@ -14,7 +14,7 @@ provider "openstack" {
 
 resource "openstack_compute_keypair_v2" "arif-key" {
   name       = "arif-key"
-  public_key = "ssh-rsa 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"
+  public_key = file("/home/arif/.ssh/aarsa4096canonical.pub")
 }
 
 resource "openstack_compute_secgroup_v2" "allow_ssh" {
@@ -47,8 +47,4 @@ resource "openstack_images_image_v2" "cirros" {
   container_format = "bare"
   disk_format      = "qcow2"
   visibility       = "public"
-
-  properties = {
-    key = "value"
-  }
 }
diff --git a/openstack/init/03-manila.tf b/openstack/init/03-manila.tf
index f7fd0bb..6677ede 100644
--- a/openstack/init/03-manila.tf
+++ b/openstack/init/03-manila.tf
@@ -4,10 +4,6 @@ resource "openstack_images_image_v2" "manila-service-image" {
   container_format = "bare"
   disk_format      = "qcow2"
   visibility       = "public"
-
-  properties = {
-    key = "value"
-  }
 }
 
 resource "openstack_compute_flavor_v2" "manila-service-flavor" {
@@ -20,6 +16,5 @@ resource "openstack_compute_flavor_v2" "manila-service-flavor" {
 
 resource "openstack_compute_keypair_v2" "manila-service" {
   name       = "manila-service"
-  public_key = "ssh-rsa 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"
+  public_key = file("/home/arif/.ssh/aarsa4096canonical.pub")
 }
-
diff --git a/openstack/init/04-networking.tf b/openstack/init/04-networking.tf
index 202d0f0..5b9560a 100644
--- a/openstack/init/04-networking.tf
+++ b/openstack/init/04-networking.tf
@@ -1,79 +1,22 @@
-resource "openstack_networking_network_v2" "private_network_1" {
-  name           = "private_network_1"
+variable "num_networks" {
+  description = "The number of networks to create"
+  default = 5
+}
+
+resource "openstack_networking_network_v2" "private_networks" {
+  count          = var.num_networks
+  name           = format("private_network_%s", count.index+1)
   admin_state_up = "true"
 }
 
-resource "openstack_networking_subnet_v2" "private_network_1_sb" {
-  name       = "private_network_1_sb"
-  network_id = openstack_networking_network_v2.private_network_1.id
-  cidr       = "10.0.1.0/24"
+resource "openstack_networking_subnet_v2" "private_networks_sb" {
+  count      = var.num_networks
+  name       = format("private_network_%s_sb", count.index+1)
+  network_id = element(openstack_networking_network_v2.private_networks.*.id, count.index)
+  cidr       = format("10.0.%s.0/24", count.index+1)
   ip_version = 4
   allocation_pool {
-    start = "10.0.1.101"
-    end = "10.0.1.199"
-  }
-}
-
-resource "openstack_networking_network_v2" "private_network_2" {
-  name           = "private_network_2"
-  admin_state_up = "true"
-}
-
-resource "openstack_networking_subnet_v2" "private_network_2_sb" {
-  name       = "private_network_1_sb"
-  network_id = openstack_networking_network_v2.private_network_2.id
-  cidr       = "10.0.2.0/24"
-  ip_version = 4
-  allocation_pool {
-    start = "10.0.2.101"
-    end = "10.0.2.199"
-  }
-}
-
-resource "openstack_networking_network_v2" "private_network_3" {
-  name           = "private_network_3"
-  admin_state_up = "true"
-}
-
-resource "openstack_networking_subnet_v2" "private_network_3_sb" {
-  name       = "private_network_1_sb"
-  network_id = openstack_networking_network_v2.private_network_3.id
-  cidr       = "10.0.3.0/24"
-  ip_version = 4
-  allocation_pool {
-    start = "10.0.3.101"
-    end = "10.0.3.199"
-  }
-}
-
-resource "openstack_networking_network_v2" "private_network_4" {
-  name           = "private_network_4"
-  admin_state_up = "true"
-}
-
-resource "openstack_networking_subnet_v2" "private_network_4_sb" {
-  name       = "private_network_4_sb"
-  network_id = openstack_networking_network_v2.private_network_4.id
-  cidr       = "10.0.4.0/24"
-  ip_version = 4
-  allocation_pool {
-    start = "10.0.4.101"
-    end = "10.0.4.199"
-  }
-}
-
-resource "openstack_networking_network_v2" "private_network_5" {
-  name           = "private_network_5"
-  admin_state_up = "true"
-}
-
-resource "openstack_networking_subnet_v2" "private_network_5_sb" {
-  name       = "private_network_5_sb"
-  network_id = openstack_networking_network_v2.private_network_5.id
-  cidr       = "10.0.5.0/24"
-  ip_version = 4
-  allocation_pool {
-    start = "10.0.5.101"
-    end = "10.0.5.199"
+    start = format("10.0.%s.101", count.index+1)
+    end = format("10.0.%s.199", count.index+1)
   }
 }
diff --git a/openstack/init/05-instance.tf b/openstack/init/05-instance.tf
index 67fddc5..f8ea8c2 100644
--- a/openstack/init/05-instance.tf
+++ b/openstack/init/05-instance.tf
@@ -1,11 +1,20 @@
+data "openstack_compute_flavor_v2" "m1_small" {
+    name = "m1.small"
+}
+
+data "openstack_images_image_v2" "bionic-raw" {
+    name        = "bionic-raw"
+    most_recent = true
+}
+
 resource "openstack_compute_instance_v2" "test_server_01" {
   name            = "test_server_01"
-  flavor_id       = "2" # m1.small
+  flavor_id       = data.openstack_compute_flavor_v2.m1_small.id
   key_pair        = openstack_compute_keypair_v2.arif-key.name
   security_groups = ["default"]
 
   block_device {
-    uuid                  = "6058341e-2fa5-457b-b1ab-870930202e04" # bionic-raw
+    uuid                  = data.openstack_images_image_v2.bionic-raw.id
     source_type           = "image"
     volume_size           = 10
     boot_index            = 0