diff --git a/.github/assert-contributors.sh b/.github/assert-contributors.sh
index 470d817..b0be2f7 100755
--- a/.github/assert-contributors.sh
+++ b/.github/assert-contributors.sh
@@ -1,10 +1,13 @@
 #!/usr/bin/env bash
 
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 #
+# If you want to update the shared CI config, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+#
 
 set -e
 
@@ -21,7 +24,15 @@ then
   . ${SCRIPT_PATH}/.ci.conf
 fi
 
+#
+# DO NOT EDIT THIS
+#
 EXCLUDED_CONTRIBUTORS+=('John R. Bradley' 'renovate[bot]' 'Renovate Bot' 'Pion Bot')
+# If you want to exclude a name from all repositories, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+# If you want to exclude a name only from this repository,
+# add EXCLUDED_CONTRIBUTORS=('name') to .github/.ci.conf
+
 MISSING_CONTRIBUTORS=()
 
 shouldBeIncluded () {
diff --git a/.github/install-hooks.sh b/.github/install-hooks.sh
index 289bdbb..73d20a4 100755
--- a/.github/install-hooks.sh
+++ b/.github/install-hooks.sh
@@ -1,10 +1,13 @@
 #!/bin/bash
 
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 #
+# If you want to update the shared CI config, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+#
 
 SCRIPT_PATH=$( cd "$(dirname "${BASH_SOURCE[0]}")" ; pwd -P )
 
diff --git a/.github/lint-commit-message.sh b/.github/lint-commit-message.sh
index 1d1e808..7357c94 100755
--- a/.github/lint-commit-message.sh
+++ b/.github/lint-commit-message.sh
@@ -1,10 +1,13 @@
 #!/usr/bin/env bash
 
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 #
+# If you want to update the shared CI config, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+#
 
 set -e
 
diff --git a/.github/lint-disallowed-functions-in-library.sh b/.github/lint-disallowed-functions-in-library.sh
index 6d5d55a..21e48da 100755
--- a/.github/lint-disallowed-functions-in-library.sh
+++ b/.github/lint-disallowed-functions-in-library.sh
@@ -1,10 +1,13 @@
 #!/usr/bin/env bash
 
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 #
+# If you want to update the shared CI config, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+#
 
 set -e
 
diff --git a/.github/lint-filename.sh b/.github/lint-filename.sh
index 61134af..81b3f14 100755
--- a/.github/lint-filename.sh
+++ b/.github/lint-filename.sh
@@ -1,10 +1,13 @@
 #!/usr/bin/env bash
 
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 #
+# If you want to update the shared CI config, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+#
 
 set -e
 
diff --git a/.github/workflows/renovate-go-mod-fix.yaml b/.github/workflows/renovate-go-mod-fix.yaml
index 96cef4c..451fd7d 100644
--- a/.github/workflows/renovate-go-mod-fix.yaml
+++ b/.github/workflows/renovate-go-mod-fix.yaml
@@ -1,10 +1,13 @@
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 # If this repository should have package specific CI config,
 # remove the repository name from .goassets/.github/workflows/assets-sync.yml.
 #
+# If you want to update the shared CI config, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+#
 
 name: go-mod-fix
 on:
diff --git a/.travis.yml b/.travis.yml
index e464e84..9bd21a3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,13 @@
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 # If this repository should have package specific CI config,
 # remove the repository name from .goassets/.github/workflows/assets-sync.yml.
 #
+# If you want to update the shared CI config, send a PR to
+# https://github.com/pion/.goassets instead of this repository.
+#
 
 dist: bionic
 language: go
@@ -40,7 +43,7 @@ _lint_job: &lint_job
     - bash .github/lint-disallowed-functions-in-library.sh
     - bash .github/lint-commit-message.sh
     - bash .github/lint-filename.sh
-    - golangci-lint run ./...
+    - golangci-lint run ${GOLANGCI_LINT_EXRA_ARGS:-} ./...
 _test_job: &test_job
   env: CACHE_NAME=test
   before_install:
@@ -49,6 +52,8 @@ _test_job: &test_job
   install:
     - go build ./...
   script:
+    # If you want to specify repository specific test packages rule,
+    # add `TEST_PACKAGES=$(command to list test target packages)` to .github/.ci.conf
     - testpkgs=${TEST_PACKAGES:-$(go list ./... | grep -v examples)}
     - coverpkgs=$(echo "${testpkgs}" | paste -s -d ',')
     - |
@@ -119,11 +124,13 @@ jobs:
     - <<: *test_i386_job
       name: Test i386 1.13
       env: GO_VERSION=1.13
-      go: 1.14  # version for host environment used to go list
+      go: 1.14  # Go version for host environment only for `go list`.
+                # All tests are done on the version specified by GO_VERSION.
     - <<: *test_i386_job
       name: Test i386 1.14
       env: GO_VERSION=1.14
-      go: 1.14  # version for host environment used to go list
+      go: 1.14  # Go version for host environment only for `go list`.
+                # All tests are done on the version specified by GO_VERSION.
     - <<: *test_wasm_job
       name: Test WASM 1.13
       env: GO_VERSION=1.13
diff --git a/codecov.yml b/codecov.yml
index 5941e99..085200a 100644
--- a/codecov.yml
+++ b/codecov.yml
@@ -1,5 +1,5 @@
 #
-# DO NOT EDIT THIS FILE DIRECTLY
+# DO NOT EDIT THIS FILE
 #
 # It is automatically copied from https://github.com/pion/.goassets repository.
 #