Add clarity to apostrophes meaning in SMTP docs (#17265)

source/_integrations/smtp.markdown

@@ -12,17 +12,17 @@ ha_platforms:
   - notify
 ---
 
-The `smtp` platform allows you to deliver notifications from Home Assistant to an e-mail recipient.
+The SMTP platform allows you to deliver notifications from Home Assistant to an e-mail recipient.
 
 To enable notification by e-mail in your installation, add the following to your `configuration.yaml` file:
 
 ```yaml
 # Example configuration.yaml entry
 notify:
-  - name: NOTIFIER_NAME
+  - name: "NOTIFIER_NAME"
     platform: smtp
-    sender: YOUR_SENDER
-    recipient: YOUR_RECIPIENT
+    sender: "YOUR_SENDER"
+    recipient: "YOUR_RECIPIENT"
 ```
 
 {% configuration %}
@@ -59,7 +59,7 @@ username:
   required: false
   type: string
 password:
-  description: Password for the SMTP server that belongs to the given username. If the password contains a colon it need to be wrapped in apostrophes.
+  description: Password for the SMTP server that belongs to the given username. Make sure to wrap it in double quotes; e.g., `"MY_PASSWORD"`.
   required: false
   type: string
 encryption:
@@ -72,7 +72,7 @@ sender_name:
   required: false
   type: string
 debug:  
-  description: Enables Debug, e.g., True or False.
+  description: Enables Debug, e.g., `true` or `false`.
   required: false
   type: boolean
   default: false
@@ -83,19 +83,19 @@ A sample configuration entry for Google Mail.
 ```yaml
 # Example configuration.yaml entry
 notify:
-  - name: NOTIFIER_NAME
+  - name: "NOTIFIER_NAME"
     platform: smtp
-    server: smtp.gmail.com
+    server: "smtp.gmail.com"
     port: 587
     timeout: 15
-    sender: john@gmail.com
+    sender: "john@gmail.com"
     encryption: starttls
-    username: john@gmail.com
-    password: thePassword
+    username: "john@gmail.com"
+    password: "thePassword"
     recipient:
-      - james@gmail.com
-      - bob@gmail.com
-    sender_name: My Home Assistant
+      - "james@gmail.com"
+      - "bob@gmail.com"
+    sender_name: "My Home Assistant"
 ```
 
 Keep in mind that Google has some extra layers of protection which need special attention (Hint: 'Less secure apps'). If you have 2-step verification enabled on your Google account, you'll need to use [an application-specific password](https://support.google.com/mail/answer/185833?hl=en).
@@ -103,7 +103,7 @@ Keep in mind that Google has some extra layers of protection which need special
 To use the SMTP notification, refer to it in an automation or script like in this example:
 
 ```yaml
-  burglar:
+burglar:
   alias: "Burglar Alarm"
   sequence:
     - service: shell_command.snapshot
@@ -124,7 +124,7 @@ The optional `images` field adds in-line image attachments to the email. This se
 The optional `html` field makes a custom text/HTML multi-part message, allowing total freedom for sending rich html emails. In them, if you need to attach images, you can pass both arguments (`html` and `images`), the attachments will be joined with the basename of the images, so they can be included in the html page with `src="cid:image_name.ext"`.
 
 ```yaml
-  burglar:
+burglar:
   alias: "Burglar Alarm"
   sequence:
     - service: shell_command.snapshot
@@ -190,8 +190,6 @@ This platform is fragile and not able to catch all exceptions in a smart way bec
 
 A combination that will work properly is port 587 and STARTTLS. It's recommended to enable STARTTLS, if possible.
 
-Keep in mind that if the password contains a colon, it needs to be wrapped in apostrophes in the `configuration.yaml` file.
-
 For Google Mail (smtp.gmail.com) an additional step in the setup process is needed. Google has some extra layers of protection
 which need special attention. By default, the usage by external applications, especially scripts, is limited. Visit the [Less secure apps](https://www.google.com/settings/security/lesssecureapps) page and enable it.