diff --git a/src/registrar/migrations/0131_alter_domaininformation_portfolio_and_more.py b/src/registrar/migrations/0131_alter_domaininformation_portfolio_and_more.py
new file mode 100644
index 000000000..bf1513f7d
--- /dev/null
+++ b/src/registrar/migrations/0131_alter_domaininformation_portfolio_and_more.py
@@ -0,0 +1,64 @@
+# Generated by Django 4.2.10 on 2024-09-30 14:31
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("registrar", "0130_remove_federalagency_initials_federalagency_acronym_and_more"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="domaininformation",
+            name="portfolio",
+            field=models.ForeignKey(
+                blank=True,
+                help_text="If blank, domain is not associated with a portfolio.",
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="information_portfolio",
+                to="registrar.portfolio",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="domaininformation",
+            name="sub_organization",
+            field=models.ForeignKey(
+                blank=True,
+                help_text="If blank, domain is associated with the overarching organization for this portfolio.",
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="information_sub_organization",
+                to="registrar.suborganization",
+                verbose_name="Suborganization",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="domainrequest",
+            name="portfolio",
+            field=models.ForeignKey(
+                blank=True,
+                help_text="If blank, request is not associated with a portfolio.",
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="DomainRequest_portfolio",
+                to="registrar.portfolio",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="domainrequest",
+            name="sub_organization",
+            field=models.ForeignKey(
+                blank=True,
+                help_text="If blank, request is associated with the overarching organization for this portfolio.",
+                null=True,
+                on_delete=django.db.models.deletion.PROTECT,
+                related_name="request_sub_organization",
+                to="registrar.suborganization",
+                verbose_name="Suborganization",
+            ),
+        ),
+    ]
diff --git a/src/registrar/models/domain_information.py b/src/registrar/models/domain_information.py
index d04f09c07..6e99dfbee 100644
--- a/src/registrar/models/domain_information.py
+++ b/src/registrar/models/domain_information.py
@@ -63,7 +63,7 @@ class DomainInformation(TimeStampedModel):
         null=True,
         blank=True,
         related_name="information_portfolio",
-        help_text="Portfolio associated with this domain",
+        help_text="If blank, domain is not associated with a portfolio.",
     )
 
     sub_organization = models.ForeignKey(
@@ -72,7 +72,8 @@ class DomainInformation(TimeStampedModel):
         null=True,
         blank=True,
         related_name="information_sub_organization",
-        help_text="The suborganization that this domain is included under",
+        help_text="If blank, domain is associated with the overarching organization for this portfolio.",
+        verbose_name="Suborganization",
     )
 
     domain_request = models.OneToOneField(
diff --git a/src/registrar/models/domain_request.py b/src/registrar/models/domain_request.py
index bb8693ac1..35c121f3e 100644
--- a/src/registrar/models/domain_request.py
+++ b/src/registrar/models/domain_request.py
@@ -327,7 +327,7 @@ class DomainRequest(TimeStampedModel):
         null=True,
         blank=True,
         related_name="DomainRequest_portfolio",
-        help_text="Portfolio associated with this domain request",
+        help_text="If blank, request is not associated with a portfolio.",
     )
 
     sub_organization = models.ForeignKey(
@@ -336,7 +336,8 @@ class DomainRequest(TimeStampedModel):
         null=True,
         blank=True,
         related_name="request_sub_organization",
-        help_text="The suborganization that this domain request is included under",
+        help_text="If blank, request is associated with the overarching organization for this portfolio.",
+        verbose_name="Suborganization",
     )
 
     # This is the domain request user who created this domain request.