diff --git a/tasks/build.yml b/tasks/build.yml
index 68d04f6..d1ce0a7 100644
--- a/tasks/build.yml
+++ b/tasks/build.yml
@@ -1,13 +1,13 @@
 ---
 - name: Debug.
   ansible.builtin.debug:
-    msg: "Using {{ config.build_dir }}"
+    msg: "Using {{ build_dir }}"
   tags:
     - debug
 
 - name: Ensure build directory exists.
   ansible.builtin.file:
-    path: "{{ config.build_dir }}"
+    path: "{{ build_dir }}"
     state: "directory"
     mode: '0755'
   tags:
@@ -16,7 +16,7 @@
 - name: Copy Build Files.
   ansible.builtin.copy:
     src: "{{ item.src }}"
-    dest: "{{ config.build_dir }}/{{ item.dest }}"
+    dest: "{{ build_dir }}/{{ item.dest }}"
     mode: '0600'
   with_items:
     - src: "{{ config.paths.definitions_path }}"
@@ -29,7 +29,7 @@
 - name: Build Templated Files
   ansible.builtin.template:
     src: "{{ item.src }}"
-    dest: "{{ config.build_dir }}/{{ item.dest }}"
+    dest: "{{ build_dir }}/{{ item.dest }}"
     mode: '0600'
   with_items:
     - src: "{{ config.paths.report_path }}"
diff --git a/tasks/copy_if_not_exists.yml b/tasks/copy_if_not_exists.yml
new file mode 100644
index 0000000..bbf29c3
--- /dev/null
+++ b/tasks/copy_if_not_exists.yml
@@ -0,0 +1,19 @@
+---
+# NOTE: This is just an internal task that checks if a file exists
+#       before copying, to prevent changes from being overwritten.
+#
+- name: "Check if {{ destination | basename }} exists already."
+  ansible.builtin.stat:
+    path: "{{ destination }}"
+  register: filestat
+  tags:
+    - always
+
+- name: "Copy {{ destination | basename }} file."
+  ansible.builtin.copy:
+    src: "{{ source }}"
+    dest: "{{ destination }}"
+    mode: "{{ mode | default('0600') }}"
+  when: not filestat.stat.exists
+  tags:
+    - always
diff --git a/tasks/setup.yml b/tasks/setup.yml
index a0dfed4..5bb14d3 100644
--- a/tasks/setup.yml
+++ b/tasks/setup.yml
@@ -1,90 +1,71 @@
 ---
-- name: Copy Report Template File
-  ansible.builtin.copy:
-    src: "{{ item.src }}"
-    dest: "{{ config.work_dir }}/{{ item.dest }}"
-    mode: '0600'
-  with_items:
-    - src: "templates/Report.md"
-      dest: "Report.md"
+- name: Starting setup.
+  ansible.builtin.debug:
+    msg: "Working Directory: {{ work_dir }}"
+  tags:
+    - always
+
+- name: Copy Report File if not exists.
+  ansible.builtin.include_tasks:
+    file: "copy_if_not_exists.yml"
+  vars:
+    source: "templates/Report.md"
+    destination: "{{ work_dir }}/Report.md"
   tags:
     - setup
     - setup-all
     - setup-all-with-vault
     - setup-with-vault
 
-- name: Copy Footer Template File
-  ansible.builtin.copy:
-    src: "{{ item.src }}"
-    dest: "{{ config.work_dir }}/{{ item.dest }}"
-    mode: '0600'
-  with_items:
-    - src: "templates/footer.tex"
-      dest: "footer.tex"
+- name: "Copy footer if not exists."
+  ansible.builtin.include_tasks:
+    file: "copy_if_not_exists.yml"
+  vars:
+    source: "templates/footer.tex"
+    destination: "{{ work_dir }}/footer.tex"
   tags:
     - setup-footer
     - setup-all
     - setup-all-with-vault
 
-- name: Copy Head File
-  ansible.builtin.copy:
-    src: "{{ item.src }}"
-    dest: "{{ config.work_dir }}/{{ item.dest }}"
-    mode: '0600'
-  with_items:
-    - src: "files/head.tex"
-      dest: "head.tex"
+- name: "Copy head if not exists."
+  ansible.builtin.include_tasks:
+    file: "copy_if_not_exists.yml"
+  vars:
+    source: "files/head.tex"
+    destination: "{{ work_dir }}/head.tex"
   tags:
     - setup-head
     - setup-all
     - setup-all-with-vault
 
-- name: Copy Definitions File
-  ansible.builtin.copy:
-    src: "{{ item.src }}"
-    dest: "{{ config.work_dir }}/{{ item.dest }}"
-    mode: '0600'
-  with_items:
-    - src: "files/Definitions.md"
-      dest: "Definitions.md"
+- name: "Copy Definitions if not exists."
+  ansible.builtin.include_tasks:
+    file: "copy_if_not_exists.yml"
+  vars:
+    source: "files/Definitions.md"
+    destination: "{{ work_dir }}/Definitions.md"
   tags:
     - setup-definitions
     - setup-all
     - setup-all-with-vault
 
-- name: Copy Vars File
-  ansible.builtin.copy:
-    src: "{{ item.src }}"
-    dest: "{{ config.work_dir }}/{{ item.dest }}"
-    mode: '0600'
-  with_items:
-    - src: "files/vars.default.yml"
-      dest: "vars.yml"
+- name: "Copy vars if not exists."
+  ansible.builtin.include_tasks:
+    file: "copy_if_not_exists.yml"
+  vars:
+    source: "defaults/main.yml"
+    destination: "{{ work_dir }}/vars.yml"
   tags:
     - setup
     - setup-all
 
-- name: Copy Vars File
-  ansible.builtin.copy:
-    src: "{{ item.src }}"
-    dest: "{{ config.work_dir }}/{{ item.dest }}"
-    mode: '0600'
-  with_items:
-    - src: "files/vars.vault.yml"
-      dest: "vars.yml"
-  tags:
-    - setup-vault
-    - setup-with-vault
-    - setup-all-with-vault
-
-- name: Copy Vault Vars File
-  ansible.builtin.copy:
-    src: "{{ item.src }}"
-    dest: "{{ config.work_dir }}/{{ item.dest }}"
-    mode: '0600'
-  with_items:
-    - src: "files/vault.default.yml"
-      dest: "vault.yml"
+- name: "Copy vault if not exists."
+  ansible.builtin.include_tasks:
+    file: "copy_if_not_exists.yml"
+  vars:
+    source: "files/vault.default.yml"
+    destination: "{{ work_dir }}/vault.yml"
   tags:
     - setup-vault
     - setup-with-vault
diff --git a/vars/main.yml b/vars/main.yml
index 1cd72ea..e60413f 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -31,12 +31,20 @@ home:
   cfm50: "3,000"
   lair: "1:1"
 
-config:
-  build_dir: "/tmp/hpa-role/.build"
-  work_dir: "/tmp/hpa-role"
 
+# NOTE: These generally do not need changed, unless debugging.
+#
+build_dir_name: ".build"
+work_dir: "{{ lookup('env', 'PWD') }}"
+build_dir: "{{ work_dir }}/{{ build_dir_name }}"
+
+# NOTE: These generally do not need changed, unless debugging.
+config:
+
+  # NOTE: These generally do not need changed, unless debugging or customizing files.
+  #       Such as you want to add new definitions or customize the latex footer.
   paths:
-    report_path: "templates/Report.md"
+    report_path: "{{ work_dir }}/Report.md"
     footer_path: "templates/footer.tex"
     head_path: "files/head.tex"
     definitions_path: "files/Definitions.md"