polished markdown wording

PiperOrigin-RevId: 608205245

CONTRIBUTING.md

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 487f672..a9e58e4 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -21,8 +21,8 @@
 your current agreements on file or to sign a new one.
 
 You generally only need to submit a CLA once, so if you've already submitted one
-(even if it was for a different project), you probably don't need to do it
-again.
+(even if it was for a different project), you probably don't need to submit
+another one.
 
 ### Code reviews
 

README.md

diff --git a/README.md b/README.md
index 7489f73..05b6bb5 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Google Home UI Automator
 
-Google Home Automator can help you automating your Google Home App.
+Google Home Automator can help you automate your Google Home App.
 
 ## Getting Started
 
@@ -13,8 +13,8 @@
 
 #### Android phone
 
-1.  turn on ***User Debugging*** mode on your android phone.
-1.  connect your android phone to computer.
+1.  Turn on ***User Debugging*** mode on your android phone.
+1.  Connect your android phone to computer.
 
 #### Google Home App
 
@@ -39,6 +39,8 @@
 
 ### Commissioning Matter device
 
+Follow the steps below to automatically commission a matter device.
+
 ```shell
 $ ui-automator --commission DEVICE_NAME,PAIRING_CODE,ROOM_NAME
 ```
@@ -48,6 +50,8 @@
 
 ### Decommissioning Matter device
 
+Follow the steps below to decommission a matter device.
+
 ```shell
 $ ui-automator --decommission DEVICE_NAME
 ```
@@ -55,6 +59,8 @@
 
 ### Regression Test
 
+Follow the steps below to run a regression test.
+
 ```shell
 $ ui-automator --commission DEVICE_NAME,PAIRING_CODE,ROOM_NAME --regtest [--repeat <REPEAT_TIMES>] [--hub <HUB_VERSION>] [--dut <MODEL>,<TYPE>,<PROTOCOL>] [--fw <DEVICE_FIRMWARE>]
 ```