diff --git a/membershipworks/models.py b/membershipworks/models.py
index 6a43387..77c7fed 100644
--- a/membershipworks/models.py
+++ b/membershipworks/models.py
@@ -164,11 +164,17 @@ class Member(models.Model):
         db_table = "members"
         ordering = ("first_name", "last_name")
 
-    def sanitized_mailbox(self, name_ext: str = "", use_volunteer=False):
+    def sanitized_mailbox(self, name_ext: str = "", use_volunteer=False) -> str:
         if use_volunteer and self.volunteer_email:
             email = self.volunteer_email
-        else:
+        elif self.email:
             email = self.email
+        else:
+            raise Exception(f"No Email Address for user: {self.uid}")
+
+        if not self.account_name:
+            return email
+
         return django.core.mail.message.sanitize_address(
             (self.account_name + name_ext, email), settings.DEFAULT_CHARSET
         )
diff --git a/paperwork/admin.py b/paperwork/admin.py
index 2748f1d..75970a9 100644
--- a/paperwork/admin.py
+++ b/paperwork/admin.py
@@ -1,5 +1,6 @@
 from django.core import mail
 from django.contrib import admin, messages
+from django.db.models import Value
 from django.db.models.functions import Now, Concat, LPad
 
 from .models import (
@@ -16,7 +17,7 @@ from .certification_emails import all_certification_emails
 
 
 @admin.register(Department)
-class Department(admin.ModelAdmin):
+class DepartmentAdmin(admin.ModelAdmin):
     search_fields = ["name"]
     list_display = [
         "name",
@@ -87,9 +88,9 @@ class CertificationAdmin(admin.ModelAdmin):
         description="Certification Version",
         ordering=(
             Concat(
-                LPad("certification_version__major", 4, 0),
-                LPad("certification_version__minor", 4, 0),
-                LPad("certification_version__patch", 4, 0),
+                LPad("certification_version__major", 4, Value("0")),
+                LPad("certification_version__minor", 4, Value("0")),
+                LPad("certification_version__patch", 4, Value("0")),
                 "certification_version__prerelease",
                 "certification_version__approval_date",
             )
diff --git a/pdm.lock b/pdm.lock
index 00c4032..d33de69 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -1,3 +1,6 @@
+# This file is @generated by PDM.
+# It is not intended for manual editing.
+
 [[package]]
 name = "asgiref"
 version = "3.5.2"
@@ -214,6 +217,31 @@ dependencies = [
     "pytz",
 ]
 
+[[package]]
+name = "djangorestframework-stubs"
+version = "1.8.0"
+requires_python = ">=3.7"
+summary = "PEP-484 stubs for django-rest-framework"
+dependencies = [
+    "django-stubs>=1.13.0",
+    "mypy>=0.980",
+    "requests>=2.0.0",
+    "types-PyYAML>=5.4.3",
+    "types-requests>=0.1.12",
+    "typing-extensions>=3.10.0",
+]
+
+[[package]]
+name = "djangorestframework-stubs"
+version = "1.8.0"
+extras = ["compatible-mypy"]
+requires_python = ">=3.7"
+summary = "PEP-484 stubs for django-rest-framework"
+dependencies = [
+    "djangorestframework-stubs==1.8.0",
+    "mypy<0.1000,>=0.991",
+]
+
 [[package]]
 name = "djlint"
 version = "1.19.6"
@@ -627,7 +655,7 @@ summary = "Zopfli module for python"
 
 [metadata]
 lock_version = "4.1"
-content_hash = "sha256:7c2b758527ac921e68c591216d325c06ebcf7aa3903366e23a02f02c37fd7241"
+content_hash = "sha256:5c8ae9be2445282d6bbc312346977f292dcb248cb11bd98a15c1caa7c517f3c1"
 
 [metadata.files]
 "asgiref 3.5.2" = [
@@ -913,6 +941,10 @@ content_hash = "sha256:7c2b758527ac921e68c591216d325c06ebcf7aa3903366e23a02f02c3
     {url = "https://files.pythonhosted.org/packages/8e/53/5b2a002c5ebafd60dff1e1945a7d63dee40155830997439a9ba324f0fd50/djangorestframework-3.14.0.tar.gz", hash = "sha256:579a333e6256b09489cbe0a067e66abe55c6595d8926be6b99423786334350c8"},
     {url = "https://files.pythonhosted.org/packages/ff/4b/3b46c0914ba4b7546a758c35fdfa8e7f017fcbe7f23c878239e93623337a/djangorestframework-3.14.0-py3-none-any.whl", hash = "sha256:eb63f58c9f218e1a7d064d17a70751f528ed4e1d35547fdade9aaf4cd103fd08"},
 ]
+"djangorestframework-stubs 1.8.0" = [
+    {url = "https://files.pythonhosted.org/packages/4a/f9/700316d813372dc2db720ca06a5fb74b872dd6d39a7d523217cc01dd262f/djangorestframework-stubs-1.8.0.tar.gz", hash = "sha256:9abf25d54a11930fe0fc97d0769e1ed58db8dfc134b1fdbd76bbbaaa932ef180"},
+    {url = "https://files.pythonhosted.org/packages/b2/5f/086c6c835979a8cd684aa232a2324935214303b37b7c8c31540e136f15ad/djangorestframework_stubs-1.8.0-py3-none-any.whl", hash = "sha256:690739501b06c1b5a7b25e1b50abb9719abebef2e02bcad8c5a5464e5cd52543"},
+]
 "djlint 1.19.6" = [
     {url = "https://files.pythonhosted.org/packages/1b/28/e0100f86e5b054ab3c169a612ab2fdca5cfc8ceb92c34420a8ba488de43e/djlint-1.19.6-py3-none-any.whl", hash = "sha256:e7fd305f93057cd205a29999b840210db70789e4cf277625f148447ad7de62b1"},
     {url = "https://files.pythonhosted.org/packages/5e/91/7306a912b237e2ea9b347ecd8dc6d0121165b3792eb3d3437aad0e64baf9/djlint-1.19.6.tar.gz", hash = "sha256:a28133317eccc3924b157c947f98f0bdc300f754f51097b5467c73e112aa9fec"},
diff --git a/pyproject.toml b/pyproject.toml
index 8cadbda..0f7ea5a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,10 @@ indent_size = 2
 indent_size = 2
 
 [tool.mypy]
-plugins = ["mypy_django_plugin.main"]
+plugins = [
+    "mypy_django_plugin.main",
+    "mypy_drf_plugin.main",
+]
 
 [tool.django-stubs]
 django_settings_module = "cmsmanage.settings.dev"
@@ -72,6 +75,7 @@ typing = [
     "types-bleach>=5.0.3.1",
     "types-requests>=2.28.11.5",
     "types-urllib3>=1.26.25.4",
+    "djangorestframework-stubs[compatible-mypy]>=1.8.0",
 ]
 debug = [
     "django-debug-toolbar~=3.2",