diff --git a/openedx_events/enterprise/data.py b/openedx_events/enterprise/data.py
index 2c5e9892..0e4d71af 100644
--- a/openedx_events/enterprise/data.py
+++ b/openedx_events/enterprise/data.py
@@ -31,6 +31,10 @@ class SubsidyRedemption:
 class LedgerTransactionReversal:
     """
     Attributes of an ``openedx_ledger.Reversal`` record.
+    A ``Reversal`` is a model that represents the "undo-ing" of a ``Transaction`` (see below). It's primarily
+    used within the domain of edX Enterprise for recording unenrollments and refunds of subsidized
+    enterprise enrollments.
+    https://github.com/openedx/openedx-ledger/blob/master/openedx_ledger/models.py
 
     Arguments:
         uuid (str): Primary identifier of the record.
@@ -53,6 +57,9 @@ class LedgerTransactionReversal:
 class LedgerTransaction:
     """
     Attributes of an ``openedx_ledger.Transaction`` record.
+    A ``Transaction`` is a model that represents value moving in or out of a ``Ledger``. It's primarily
+    used within the domain of edX Enterprise for recording the redemption of subsidized enrollments.
+    https://github.com/openedx/openedx-ledger/blob/master/openedx_ledger/models.py
 
     Arguments:
         uuid (UUID): Primary identifier of the Transaction.
diff --git a/openedx_events/enterprise/signals.py b/openedx_events/enterprise/signals.py
index dd8e1d93..50c8a3b7 100644
--- a/openedx_events/enterprise/signals.py
+++ b/openedx_events/enterprise/signals.py
@@ -13,7 +13,7 @@
 
 # .. event_type: org.openedx.enterprise.subsidy.redeemed.v1
 # .. event_name: SUBSIDY_REDEEMED
-# .. event_description: (deprecated) emitted when an enterprise subsidy is utilized.
+# .. event_description: emitted when an enterprise subsidy is utilized.
 # .. event_data: SubsidyRedemption
 SUBSIDY_REDEEMED = OpenEdxPublicSignal(
     event_type="org.openedx.enterprise.subsidy.redeemed.v1",
@@ -24,7 +24,7 @@
 
 # .. event_type: org.openedx.enterprise.subsidy.redemption-reversed.v1
 # .. event_name: SUBSIDY_REDEMPTION_REVERSED
-# .. event_description: (deprecated) emitted when an enterprise subsidy is reversed.
+# .. event_description: emitted when an enterprise subsidy is reversed.
 # .. event_data: SubsidyRedemption
 SUBSIDY_REDEMPTION_REVERSED = OpenEdxPublicSignal(
     event_type="org.openedx.enterprise.subsidy.redemption-reversed.v1",
@@ -34,48 +34,52 @@
 )
 
 
-# .. event_type: org.openedx.enterprise_subsidies.ledger_transaction.created.v1
+# .. event_type: org.openedx.enterprise.subsidy_ledger_transaction.created.v1
 # .. event_name: LEDGER_TRANSACTION_CREATED
 # .. event_description: emitted when an enterprise ledger transaction is created.
+#      See: https://github.com/openedx/openedx-ledger/tree/main/docs/decisions
 # .. event_data: LedgerTransaction
 LEDGER_TRANSACTION_CREATED = OpenEdxPublicSignal(
-    event_type="org.openedx.enterprise_subsidies.ledger_transaction.created.v1",
+    event_type="org.openedx.enterprise.subsidy_ledger_transaction.created.v1",
     data={
         "ledger_transaction": LedgerTransaction,
     }
 )
 
 
-# .. event_type: org.openedx.enterprise_subsidies.ledger_transaction.committed.v1
+# .. event_type: org.openedx.enterprise.subsidy_ledger_transaction.committed.v1
 # .. event_name: LEDGER_TRANSACTION_COMMITTED
 # .. event_description: emitted when an enterprise ledger transaction is committed.
+#      See: https://github.com/openedx/openedx-ledger/tree/main/docs/decisions
 # .. event_data: LedgerTransaction
 LEDGER_TRANSACTION_COMMITTED = OpenEdxPublicSignal(
-    event_type="org.openedx.enterprise_subsidies.ledger_transaction.committed.v1",
+    event_type="org.openedx.enterprise.subsidy_ledger_transaction.committed.v1",
     data={
         "ledger_transaction": LedgerTransaction,
     }
 )
 
 
-# .. event_type: org.openedx.enterprise_subsidies.ledger_transaction.failed.v1
+# .. event_type: org.openedx.enterprise.subsidy_ledger_transaction.failed.v1
 # .. event_name: LEDGER_TRANSACTION_FAILED
 # .. event_description: emitted when an enterprise ledger transaction fails.
+#      See: https://github.com/openedx/openedx-ledger/tree/main/docs/decisions
 # .. event_data: LedgerTransaction
 LEDGER_TRANSACTION_FAILED = OpenEdxPublicSignal(
-    event_type="org.openedx.enterprise_subsidies.ledger_transaction.failed.v1",
+    event_type="org.openedx.enterprise.subsidy_ledger_transaction.failed.v1",
     data={
         "ledger_transaction": LedgerTransaction,
     }
 )
 
 
-# .. event_type: org.openedx.enterprise_subsidies.ledger_transaction.reversed.v1
+# .. event_type: org.openedx.enterprise.subsidy_ledger_transaction.reversed.v1
 # .. event_name: LEDGER_TRANSACTION_REVERSED
 # .. event_description: emitted when an enterprise ledger transaction is reversed.
+#      See: https://github.com/openedx/openedx-ledger/tree/main/docs/decisions
 # .. event_data: LedgerTransaction
 LEDGER_TRANSACTION_REVERSED = OpenEdxPublicSignal(
-    event_type="org.openedx.enterprise_subsidies.ledger_transaction.reversed.v1",
+    event_type="org.openedx.enterprise.subsidy_ledger_transaction.reversed.v1",
     data={
         "ledger_transaction": LedgerTransaction,
     }
diff --git a/openedx_events/event_bus/avro/tests/test_custom_serializers.py b/openedx_events/event_bus/avro/tests/test_custom_serializers.py
index c07a9536..40fec1af 100644
--- a/openedx_events/event_bus/avro/tests/test_custom_serializers.py
+++ b/openedx_events/event_bus/avro/tests/test_custom_serializers.py
@@ -4,9 +4,7 @@
 
 from ccx_keys.locator import CCXLocator
 
-from openedx_events.event_bus.avro.custom_serializers import CcxCourseLocatorAvroSerializer
-
-from ..custom_serializers import UuidAvroSerializer
+from openedx_events.event_bus.avro.custom_serializers import CcxCourseLocatorAvroSerializer, UuidAvroSerializer
 
 
 class TestCCXLocatorSerailizer(TestCase):
diff --git a/setup.cfg b/setup.cfg
index 4bc0fb68..4c16b98c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -13,6 +13,3 @@ multi_line_output = 3
 
 [wheel]
 universal = 1
-
-[flake8]
-max-line-length = 120
\ No newline at end of file