Fix typos, add example usage

README.md

@@ -1,5 +1,7 @@
 # Overview
 
+![aircon.sh in action](https://cube.nethack.net/images/aircon_control.png "aircon.sh in action")
+
 Script to automate control of an home reverse cycle aircon system based on custom logic and temperature measurements.
 
 This was originally written for an [AdvantageAir](https://www.advantageair.com.au/) system.   It just calls an external script to interface with the aircon, so should be easily adaptable to other systems.
@@ -13,8 +15,8 @@ This was originally written for an [AdvantageAir](https://www.advantageair.com.a
 - Log temperature measurements to a CSV file or InfluxDB
 - Control zone temperature by opening/closing its vents
 - Control zone temperature by opening/closing vents in adjacent zones
-- Automatically adjust aircon settings based on define temperature thresholds
+- Automatically adjust aircon settings based on defined temperature thresholds
-- Turn zones on/off based on ARP table entires for specific MAC addresses
+- Turn zones on/off based on ARP table entires for specific MAC addresses (for example, if a TV is turned on or a person's phone is detected)
 - Define temperature rules based on weekday and/or time
 
 # Usage
@@ -42,7 +44,12 @@ This was originally written for an [AdvantageAir](https://www.advantageair.com.a
         -y          Actually run commands/db inserts.  By default, commands are just displayed.
 
 
+# Examples
+
+## Sample .rc file
+
     root@gridbug:~# cat .airconrc
+
     options -t 0.5
 
     modelock heat
@@ -75,5 +82,29 @@ This was originally written for an [AdvantageAir](https://www.advantageair.com.a
     person Beth bethsphone
     person Brendan brendansphone
 
-![aircon.sh in action](https://cube.nethack.net/images/aircon_control.png "aircon.sh in action")
+## Generate ~/.airconrcbased on your a tual aircon zones
+    bash$ aircon.sh -m
+
+## Log temperature for each zone to csv then exit
+    bash$ aircon.sh -L -o /root/acstats.csv -x /usr/local/bin/pymyair -f /root/.airconrc
+
+## Preview influxdb inserts for zone temperatures
+    bash$ aircon.sh -I myinfluxdb -y
+
+## Log temperature for each zone to local influxdb then exit
+    bash$ aircon.sh -I myinfluxdb -y
+
+## Determine required aircon changes and display them only (dry run)
+    bash$ aircon.sh
+
+## Make required aircon changes
+    bash$ aircon.sh -y
+
+## Make required aircon changes and log actions to influxdb
+    bash$ aircon.sh -y -A myinfluxdb
+
+## Make required aircon changes and only produce output if actions taken (cron mdoe)
+    bash$ aircon.sh -y -c
+
+