diff --git a/tests/test_device.py b/tests/test_device.py
index 7d82ce55..edf83bdf 100644
--- a/tests/test_device.py
+++ b/tests/test_device.py
@@ -1,28 +1,21 @@
-import copy
 import datetime
 from uuid import UUID
 
 import pytest
 from colour import Color
-from ereuse_utils.naming import Naming
-from ereuse_utils.test import ANY
 from flask import g
-from pytest import raises
 from sqlalchemy.util import OrderedSet
 
 from ereuse_devicehub.client import Client, UserClient
 from ereuse_devicehub.db import db
 from ereuse_devicehub.devicehub import Devicehub
+from ereuse_devicehub.ereuse_utils.test import ANY
 from ereuse_devicehub.resources.action import models as m
 from ereuse_devicehub.resources.action.models import Remove, TestConnectivity
 from ereuse_devicehub.resources.agent.models import Person
 from ereuse_devicehub.resources.device import models as d
 from ereuse_devicehub.resources.device.schemas import Device as DeviceS
-from ereuse_devicehub.resources.device.sync import (
-    MismatchBetweenTags,
-    MismatchBetweenTagsAndHid,
-    Sync,
-)
+from ereuse_devicehub.resources.device.sync import Sync
 from ereuse_devicehub.resources.enums import (
     ComputerChassis,
     DisplayTech,
@@ -32,10 +25,9 @@ from ereuse_devicehub.resources.enums import (
 )
 from ereuse_devicehub.resources.tag.model import Tag
 from ereuse_devicehub.resources.user import User
-from ereuse_devicehub.teal.db import ResourceNotFound
 from ereuse_devicehub.teal.enums import Layouts
 from tests import conftest
-from tests.conftest import file, json_encode, yaml2json
+from tests.conftest import file, yaml2json
 
 
 @pytest.mark.mvp
diff --git a/tests/test_documents.py b/tests/test_documents.py
index 743577b5..18888ae3 100644
--- a/tests/test_documents.py
+++ b/tests/test_documents.py
@@ -1,26 +1,22 @@
 import csv
 import hashlib
-from datetime import datetime
 from io import BytesIO, StringIO
 from pathlib import Path
 
 import pytest
 import teal.marshmallow
-from ereuse_utils.test import ANY
-from flask import url_for
-from werkzeug.exceptions import Unauthorized
 
 from ereuse_devicehub import auth
 from ereuse_devicehub.client import Client, UserClient
 from ereuse_devicehub.db import db
 from ereuse_devicehub.devicehub import Devicehub
+from ereuse_devicehub.ereuse_utils.test import ANY
 from ereuse_devicehub.resources.action.models import Allocate, Live, Snapshot
 from ereuse_devicehub.resources.device import models as d
 from ereuse_devicehub.resources.documents import documents
 from ereuse_devicehub.resources.enums import SessionType
 from ereuse_devicehub.resources.hash_reports import ReportHash
 from ereuse_devicehub.resources.lot.models import Lot
-from ereuse_devicehub.resources.tag.model import Tag
 from ereuse_devicehub.resources.tradedocument.models import TradeDocument
 from ereuse_devicehub.resources.user.models import Session
 from tests import conftest
diff --git a/tests/test_snapshot.py b/tests/test_snapshot.py
index ca4f323b..6557565d 100644
--- a/tests/test_snapshot.py
+++ b/tests/test_snapshot.py
@@ -10,19 +10,17 @@ from uuid import uuid4
 
 import pytest
 from boltons import urlutils
-from ereuse_utils.test import ANY
-from requests.exceptions import HTTPError
 
 from ereuse_devicehub.client import Client, UserClient
 from ereuse_devicehub.db import db
 from ereuse_devicehub.devicehub import Devicehub
+from ereuse_devicehub.ereuse_utils.test import ANY
 from ereuse_devicehub.parser.models import SnapshotsLog
 from ereuse_devicehub.resources.action.models import (
     Action,
     BenchmarkDataStorage,
     BenchmarkProcessor,
     EraseSectors,
-    EreusePrice,
     Ready,
     Snapshot,
     SnapshotRequest,
@@ -30,17 +28,11 @@ from ereuse_devicehub.resources.action.models import (
 )
 from ereuse_devicehub.resources.action.views.snapshot import save_json
 from ereuse_devicehub.resources.device import models as m
-from ereuse_devicehub.resources.device.exceptions import NeedsId
 from ereuse_devicehub.resources.device.models import Device, SolidStateDrive
-from ereuse_devicehub.resources.device.sync import (
-    MismatchBetweenProperties,
-    MismatchBetweenTagsAndHid,
-)
 from ereuse_devicehub.resources.documents import documents
 from ereuse_devicehub.resources.enums import ComputerChassis, SnapshotSoftware
 from ereuse_devicehub.resources.tag import Tag
 from ereuse_devicehub.resources.user.models import User
-from ereuse_devicehub.teal.db import DBError, UniqueViolation
 from ereuse_devicehub.teal.marshmallow import ValidationError
 from tests import conftest
 from tests.conftest import file, file_json, json_encode, yaml2json
diff --git a/tests/test_tag.py b/tests/test_tag.py
index 14807d3c..2cc789f5 100644
--- a/tests/test_tag.py
+++ b/tests/test_tag.py
@@ -3,14 +3,13 @@ import pathlib
 import pytest
 import requests_mock
 from boltons.urlutils import URL
-from ereuse_utils.session import DevicehubClient
 from flask import g
 from pytest import raises
 
 from ereuse_devicehub.client import Client, UserClient
 from ereuse_devicehub.db import db
 from ereuse_devicehub.devicehub import Devicehub
-from ereuse_devicehub.resources.action.models import Snapshot
+from ereuse_devicehub.ereuse_utils.session import DevicehubClient
 from ereuse_devicehub.resources.agent.models import Organization
 from ereuse_devicehub.resources.device.models import Desktop, Device
 from ereuse_devicehub.resources.enums import ComputerChassis
@@ -29,7 +28,6 @@ from ereuse_devicehub.teal.db import (
 )
 from ereuse_devicehub.teal.marshmallow import ValidationError
 from tests import conftest
-from tests.conftest import json_encode, yaml2json
 
 
 @pytest.mark.mvp