diff --git a/packages/google-cloud-bigquery-reservation/.github/.OwlBot.lock.yaml b/packages/google-cloud-bigquery-reservation/.github/.OwlBot.lock.yaml
new file mode 100644
index 000000000000..14240bccaf3a
--- /dev/null
+++ b/packages/google-cloud-bigquery-reservation/.github/.OwlBot.lock.yaml
@@ -0,0 +1,4 @@
+docker:
+  digest: sha256:cfc0e802701262c211703c468874d767f65dabe6a1a71d0e07bfc8a3d5175f32
+  image: gcr.io/repo-automation-bots/owlbot-python:latest
+
diff --git a/packages/google-cloud-bigquery-reservation/.github/.OwlBot.yaml b/packages/google-cloud-bigquery-reservation/.github/.OwlBot.yaml
new file mode 100644
index 000000000000..356fc8c0ef79
--- /dev/null
+++ b/packages/google-cloud-bigquery-reservation/.github/.OwlBot.yaml
@@ -0,0 +1,29 @@
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+docker:
+  image: gcr.io/repo-automation-bots/owlbot-python:latest
+
+deep-remove-regex:
+  - /owl-bot-staging
+
+deep-preserve-regex:
+  - /owl-bot-staging/v1beta1
+
+deep-copy-regex:
+  - source: /google/cloud/bigquery/reservation/(v.*)/.*-py/(.*)
+    dest: /owl-bot-staging/$1/$2
+
+begin-after-commit-hash: 6a5da3f1274b088752f074da5bc9e30bd1beb27e
+
diff --git a/packages/google-cloud-bigquery-reservation/.github/header-checker-lint.yml b/packages/google-cloud-bigquery-reservation/.github/header-checker-lint.yml
index fc281c05bd55..6fe78aa7987a 100644
--- a/packages/google-cloud-bigquery-reservation/.github/header-checker-lint.yml
+++ b/packages/google-cloud-bigquery-reservation/.github/header-checker-lint.yml
@@ -1,6 +1,6 @@
 {"allowedCopyrightHolders": ["Google LLC"],
  "allowedLicenses": ["Apache-2.0", "MIT", "BSD-3"],
- "ignoreFiles": ["**/requirements.txt", "**/requirements-test.txt"],
+ "ignoreFiles": ["**/requirements.txt", "**/requirements-test.txt", "**/__init__.py", "samples/**/constraints.txt", "samples/**/constraints-test.txt"],
  "sourceFileExtensions": [
  	"ts", 
  	"js", 
diff --git a/packages/google-cloud-bigquery-reservation/.kokoro/release.sh b/packages/google-cloud-bigquery-reservation/.kokoro/release.sh
index ecd73d18148a..fbbde4a37968 100755
--- a/packages/google-cloud-bigquery-reservation/.kokoro/release.sh
+++ b/packages/google-cloud-bigquery-reservation/.kokoro/release.sh
@@ -26,7 +26,7 @@ python3 -m pip install --upgrade twine wheel setuptools
 export PYTHONUNBUFFERED=1
 
 # Move into the package, build the distribution and upload.
-TWINE_PASSWORD=$(cat "${KOKORO_KEYSTORE_DIR}/73713_google_cloud_pypi_password")
+TWINE_PASSWORD=$(cat "${KOKORO_GFILE_DIR}/secret_manager/google-cloud-pypi-token")
 cd github/python-bigquery-reservation
 python3 setup.py sdist bdist_wheel
-twine upload --username gcloudpypi --password "${TWINE_PASSWORD}" dist/*
+twine upload --username __token__ --password "${TWINE_PASSWORD}" dist/*
diff --git a/packages/google-cloud-bigquery-reservation/.kokoro/release/common.cfg b/packages/google-cloud-bigquery-reservation/.kokoro/release/common.cfg
index 1af813572215..0354b78c5b1a 100644
--- a/packages/google-cloud-bigquery-reservation/.kokoro/release/common.cfg
+++ b/packages/google-cloud-bigquery-reservation/.kokoro/release/common.cfg
@@ -23,18 +23,8 @@ env_vars: {
     value: "github/python-bigquery-reservation/.kokoro/release.sh"
 }
 
-# Fetch PyPI password	
-before_action {	
-  fetch_keystore {	
-    keystore_resource {	
-      keystore_config_id: 73713	
-      keyname: "google_cloud_pypi_password"	
-    }	
-  }	
-}
-
 # Tokens needed to report release status back to GitHub
 env_vars: {
   key: "SECRET_MANAGER_KEYS"
-  value: "releasetool-publish-reporter-app,releasetool-publish-reporter-googleapis-installation,releasetool-publish-reporter-pem"
-}
\ No newline at end of file
+  value: "releasetool-publish-reporter-app,releasetool-publish-reporter-googleapis-installation,releasetool-publish-reporter-pem,google-cloud-pypi-token"
+}
diff --git a/packages/google-cloud-bigquery-reservation/.pre-commit-config.yaml b/packages/google-cloud-bigquery-reservation/.pre-commit-config.yaml
index 32302e4883a1..8912e9b5d7d7 100644
--- a/packages/google-cloud-bigquery-reservation/.pre-commit-config.yaml
+++ b/packages/google-cloud-bigquery-reservation/.pre-commit-config.yaml
@@ -1,3 +1,17 @@
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 # See https://pre-commit.com for more information
 # See https://pre-commit.com/hooks.html for more hooks
 repos:
diff --git a/packages/google-cloud-bigquery-reservation/docs/_static/custom.css b/packages/google-cloud-bigquery-reservation/docs/_static/custom.css
index bcd37bbd3c4a..b0a295464b23 100644
--- a/packages/google-cloud-bigquery-reservation/docs/_static/custom.css
+++ b/packages/google-cloud-bigquery-reservation/docs/_static/custom.css
@@ -1,9 +1,20 @@
 div#python2-eol {
 	border-color: red;
 	border-width: medium;
-} 
+}
 
 /* Ensure minimum width for 'Parameters' / 'Returns' column */
 dl.field-list > dt {
     min-width: 100px
 }
+
+/* Insert space between methods for readability */
+dl.method {
+	padding-top: 10px;
+	padding-bottom: 10px
+}
+
+/* Insert empty space between classes */
+dl.class {
+	padding-bottom: 50px
+}
diff --git a/packages/google-cloud-bigquery-reservation/docs/conf.py b/packages/google-cloud-bigquery-reservation/docs/conf.py
index 85347c25816f..caaa940ffcce 100644
--- a/packages/google-cloud-bigquery-reservation/docs/conf.py
+++ b/packages/google-cloud-bigquery-reservation/docs/conf.py
@@ -1,4 +1,17 @@
 # -*- coding: utf-8 -*-
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
 #
 # google-cloud-bigquery-reservation documentation build configuration file
 #
diff --git a/packages/google-cloud-bigquery-reservation/synth.py b/packages/google-cloud-bigquery-reservation/owlbot.py
similarity index 70%
rename from packages/google-cloud-bigquery-reservation/synth.py
rename to packages/google-cloud-bigquery-reservation/owlbot.py
index 65cbb0a80752..bfa4ef31d3fd 100644
--- a/packages/google-cloud-bigquery-reservation/synth.py
+++ b/packages/google-cloud-bigquery-reservation/owlbot.py
@@ -22,28 +22,22 @@
 
 REPO_ROOT = pathlib.Path(__file__).parent.absolute()
 
-gapic = gcp.GAPICBazel()
 common = gcp.CommonTemplates()
 
-# ----------------------------------------------------------------------------
-# Generate access approval GAPIC layer
-# ----------------------------------------------------------------------------
-library = gapic.py_library(
-    service="bigquery/reservation",
-    version="v1",
-    bazel_target=f"//google/cloud/bigquery/reservation/v1:bigquery-reservation-v1-py",
-)
+default_version = "v1"
 
-s.move(library, excludes=["nox.py", "setup.py", "README.rst", "docs/index.rst"])
+for library in s.get_staging_dirs(default_version):
+    s.replace(
+        [
+            library / "google/cloud/bigquery_reservation_v1/services/reservation_service/client.py",
+            library / "google/cloud/bigquery_reservation_v1/services/reservation_service/async_client.py",
+        ],
+        "assignee=organizations/456``",
+        "assignee=organizations/456``\n",
+    )
+    s.move(library, excludes=["nox.py", "setup.py", "README.rst", "docs/index.rst"])
 
-s.replace(
-    [
-        "google/cloud/bigquery_reservation_v1/services/reservation_service/client.py",
-        "google/cloud/bigquery_reservation_v1/services/reservation_service/async_client.py",
-    ],
-    "assignee=organizations/456``",
-    "assignee=organizations/456``\n",
-)
+s.remove_staging_dirs()
 
 # ----------------------------------------------------------------------------
 # Add templated files
diff --git a/packages/google-cloud-bigquery-reservation/renovate.json b/packages/google-cloud-bigquery-reservation/renovate.json
index f08bc22c9a55..c04895563e69 100644
--- a/packages/google-cloud-bigquery-reservation/renovate.json
+++ b/packages/google-cloud-bigquery-reservation/renovate.json
@@ -2,5 +2,8 @@
   "extends": [
     "config:base",  ":preserveSemverRanges"
   ],
-  "ignorePaths": [".pre-commit-config.yaml"]
+  "ignorePaths": [".pre-commit-config.yaml"],
+  "pip_requirements": {
+    "fileMatch": ["requirements-test.txt", "samples/[\\S/]*constraints.txt", "samples/[\\S/]*constraints-test.txt"]
+  }
 }
diff --git a/packages/google-cloud-bigquery-reservation/samples/snippets/noxfile.py b/packages/google-cloud-bigquery-reservation/samples/snippets/noxfile.py
index f2320ea0001c..be1a3f251496 100644
--- a/packages/google-cloud-bigquery-reservation/samples/snippets/noxfile.py
+++ b/packages/google-cloud-bigquery-reservation/samples/snippets/noxfile.py
@@ -174,10 +174,16 @@ def _session_tests(
 ) -> None:
     """Runs py.test for a particular project."""
     if os.path.exists("requirements.txt"):
-        session.install("-r", "requirements.txt")
+        if os.path.exists("constraints.txt"):
+            session.install("-r", "requirements.txt", "-c", "constraints.txt")
+        else:
+            session.install("-r", "requirements.txt")
 
     if os.path.exists("requirements-test.txt"):
-        session.install("-r", "requirements-test.txt")
+        if os.path.exists("constraints-test.txt"):
+            session.install("-r", "requirements-test.txt", "-c", "constraints-test.txt")
+        else:
+            session.install("-r", "requirements-test.txt")
 
     if INSTALL_LIBRARY_FROM_SOURCE:
         session.install("-e", _get_repo_root())
diff --git a/packages/google-cloud-bigquery-reservation/synth.metadata b/packages/google-cloud-bigquery-reservation/synth.metadata
deleted file mode 100644
index 79e336443a8c..000000000000
--- a/packages/google-cloud-bigquery-reservation/synth.metadata
+++ /dev/null
@@ -1,44 +0,0 @@
-{
-  "sources": [
-    {
-      "git": {
-        "name": ".",
-        "remote": "git@github.com:googleapis/python-bigquery-reservation.git",
-        "sha": "4b3594f05cc5bd11e0a44a5a5f96f6b0a24ccfca"
-      }
-    },
-    {
-      "git": {
-        "name": "googleapis",
-        "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "56fc6d43fed71188d7e18f3ca003544646c4ab35",
-        "internalRef": "366346972"
-      }
-    },
-    {
-      "git": {
-        "name": "synthtool",
-        "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "ff39353f34a36e7643b86e97724e4027ab466dc6"
-      }
-    },
-    {
-      "git": {
-        "name": "synthtool",
-        "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "ff39353f34a36e7643b86e97724e4027ab466dc6"
-      }
-    }
-  ],
-  "destinations": [
-    {
-      "client": {
-        "source": "googleapis",
-        "apiName": "bigquery/reservation",
-        "apiVersion": "v1",
-        "language": "python",
-        "generator": "bazel"
-      }
-    }
-  ]
-}
\ No newline at end of file