diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 17d084c9..3de9be12 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,3 +1,9 @@
+# To enable this workflow of your Infix fork, set the repoistory or
+# organisation variable (not secret):
+#
+#     LATEST_BUILD = true
+#
+# https://docs.github.com/en/actions/learn-github-actions/variables#creating-configuration-variables-for-a-repository
 name: Bob the Builder
 
 on:
@@ -8,6 +14,7 @@ on:
 
 jobs:
   build:
+    if: ${{ vars.LATEST_BUILD == 'true' }}
     name: Build ${{ matrix.platform }} ${{ matrix.variant }}
     runs-on: ubuntu-latest
     strategy:
diff --git a/.github/workflows/regression.yml b/.github/workflows/regression.yml
index 5f653d13..91e7fe29 100644
--- a/.github/workflows/regression.yml
+++ b/.github/workflows/regression.yml
@@ -1,3 +1,9 @@
+# To enable this workflow of your Infix fork, set the repoistory or
+# organisation variable (not secret):
+#
+#     REGRESSION_TEST = true
+#
+# https://docs.github.com/en/actions/learn-github-actions/variables#creating-configuration-variables-for-a-repository
 name: Reggie Regression
 
 on:
@@ -15,6 +21,7 @@ concurrency:
 
 jobs:
   build:
+    if: ${{ vars.REGRESSION_TEST == 'true' }}
     name: Regression Testing
     runs-on: ubuntu-latest
     steps:
diff --git a/.github/workflows/sync-fork.yml b/.github/workflows/sync-fork.yml
index c9a812c4..4b0de1ae 100644
--- a/.github/workflows/sync-fork.yml
+++ b/.github/workflows/sync-fork.yml
@@ -1,7 +1,7 @@
 # To enable automatic sync of your Infix fork every day, or on dispatch,
 # set the repoistory or organisation variable (not secret):
 #
-#     SYNC_FORK = 'true'
+#     SYNC_FORK = true
 #
 # You also need a GH_SYNC_REPO token allowed to update workflows.  For
 # more information on variables and secrets, see the GitHub docs.