Let’s start with the basic list of commands – SIRI is pretty smart so try variations.
- give me
- send text
- review text before sending
- send email
- call
- set meeting
- change meeting (or move meeting)
- set alarm
- directions
- weather
- find hotels, etc (state specific amenities)
- simple math ( asked it what is 100 x 200)
- reminders
- play (tell it a song from your iTunes)
- search the web
- microphone also available at text message screen (no command capability that I can tell so far)
- text status on FB
- text on Twitter
- create
- check time, check meetings, etc.