diff --git a/advanced-integration/.env b/advanced-integration/.env
deleted file mode 100644
index f72af4c7..00000000
--- a/advanced-integration/.env
+++ /dev/null
@@ -1,2 +0,0 @@
-CLIENT_ID=<FILL_THIS_IN>
-APP_SECRET=<FILL_THIS_IN>
\ No newline at end of file
diff --git a/advanced-integration/.env.example b/advanced-integration/.env.example
new file mode 100644
index 00000000..ed50f9b7
--- /dev/null
+++ b/advanced-integration/.env.example
@@ -0,0 +1,5 @@
+# Create an application to obtain credentials at
+# https://developer.paypal.com/dashboard/applications/sandbox
+
+CLIENT_ID="YOUR_CLIENT_ID_GOES_HERE"
+APP_SECRET="YOUR_SECRET_GOES_HERE"
diff --git a/advanced-integration/.gitignore b/advanced-integration/.gitignore
new file mode 100644
index 00000000..4c49bd78
--- /dev/null
+++ b/advanced-integration/.gitignore
@@ -0,0 +1 @@
+.env
diff --git a/advanced-integration/README.md b/advanced-integration/README.md
index d282c7c3..509315bc 100644
--- a/advanced-integration/README.md
+++ b/advanced-integration/README.md
@@ -2,7 +2,7 @@
 
 ## Instructions
 
-1. Add `CLIENT_ID` and `APP_SECRET` to the `.env` file
+1. Rename `.env.example` to `.env` and update `CLIENT_ID` and `APP_SECRET`.
 2. Run `npm install`
 3. Run `npm start`
 4. Open http://localhost:8888
diff --git a/standard-integration/.env b/standard-integration/.env
deleted file mode 100644
index f72af4c7..00000000
--- a/standard-integration/.env
+++ /dev/null
@@ -1,2 +0,0 @@
-CLIENT_ID=<FILL_THIS_IN>
-APP_SECRET=<FILL_THIS_IN>
\ No newline at end of file
diff --git a/standard-integration/.env.example b/standard-integration/.env.example
new file mode 100644
index 00000000..ed50f9b7
--- /dev/null
+++ b/standard-integration/.env.example
@@ -0,0 +1,5 @@
+# Create an application to obtain credentials at
+# https://developer.paypal.com/dashboard/applications/sandbox
+
+CLIENT_ID="YOUR_CLIENT_ID_GOES_HERE"
+APP_SECRET="YOUR_SECRET_GOES_HERE"
diff --git a/standard-integration/.gitignore b/standard-integration/.gitignore
new file mode 100644
index 00000000..4c49bd78
--- /dev/null
+++ b/standard-integration/.gitignore
@@ -0,0 +1 @@
+.env
diff --git a/standard-integration/README.md b/standard-integration/README.md
index 7220aea8..b40aee92 100644
--- a/standard-integration/README.md
+++ b/standard-integration/README.md
@@ -5,9 +5,9 @@ This folder contains example code for a standard PayPal integration using both t
 ## Instructions
 
 1. [Create an application](https://developer.paypal.com/dashboard/applications/sandbox/create)
-3. Add your app's `CLIENT_ID` and `APP_SECRET` to the `.env` file
+3. Rename `.env.example` to `.env` and update `CLIENT_ID` and `APP_SECRET`
 2. Replace `test` in `public/index.html` with your app's client-id
 4. Run `npm install`
 5. Run `npm start`
 6. Open http://localhost:8888
-7. Click "PayPal" and log in with one of your [Sandbox test accounts](https://developer.paypal.com/dashboard/accounts).
+7. Click "PayPal" and log in with one of your [Sandbox test accounts](https://developer.paypal.com/dashboard/accounts)