Update readme

README.md

@@ -12,6 +12,8 @@
       - [5. Get your credentials](#5-get-your-credentials)
 - [Configuration](#configuration)
   - [Examples](#examples)
+    - [File](#file)
+    - [Code](#code)
     - [Config file](#config-file)
 - [Usage](#usage)
 
@@ -97,10 +99,22 @@ The device ID, ip address, and local code are required for this to work. They ma
 
 ## Examples
 
+### File
 [example config](config/robovac.conf.example)
 
-- arbitrary config file: `robovac --config=/home/user/robovac.conf`
-- argments: `robovac --device_id=DEVICE_ID --ip=192.168.1.1 --local_code=LOCAL_CODE`
+### Code
+
+Set config file to any arbitrary location:
+
+```
+robovac --config=/home/user/robovac.conf
+```
+
+Provide credentials inline:
+
+```
+robovac --device_id=DEVICE_ID --ip=192.168.1.1 --local_code=LOCAL_CODE
+```
 
 ### Config file