Raw use case suggestions

These are raw suggestions for use cases that need refining and categorising.

when I am on the phone turn down the volume of the tv/radio/media player in the room I am currently in
adjust lighting/heating/media preferences according to who is present (me, my spouse, my teenage kids, my elderly parents)
slowly brighten the lights and adjust the mood when I am about to wake up
track my fitness through my smart watch or fitness band and compare with millions of other people to check my health
advise me on the day’s weather when I am getting up so that I leave home with the appropriate clothes
remind me when I need to water the garden, based upon history of weather conditions and forecasts for rain
turn down the heating when no one is at home
turn the heating up so that the house is warm by the time I get home
have the house cleaner ‘bot clean the floors when I leave for work
turn off the lawn sprinkler when someone is approaching the house or leaving the house
run the dishwasher/washer-dryer machine during the night when the prices are lowest
gracefully reduce energy consumption when the price is at a peak (or grid is under heavy load) — dim/switch off lights in rooms with no one present, pause dishwasher, etc.
dynamically change my energy supplier based upon who has the cheapest prices
monitor my car, central heating, washing machine, etc. and warn me when signs of imminent failure occur and help me arrange for a service
track the use by dates for the food I have in my refrigerator and warn me when items should be used or discarded
suggest menus based upon what ingredients I have at home and help me find & purchase any ingredients that I am missing
suggest menus based upon what’s on special offer at my local shops
help me match my menus and portion sizes to my monitored level of activity and my weight readings
re-order office/home printer supplies based upon observed rate of consumption so that the replacements arrive just in time
in meetings, allow me to share slides, spreadsheets, and other documents with the people present, and with the room’s projector/wall screen
arrange office cleaning schedule based upon level of activity
show me the way to a free parking space (in a nearby street, or in a parking garage)
allow my smart watch to unlock my car as I approach it
when I am driving and approaching a junction turn the phone/radio/music player down and if on the phone let the other person know via a sound effect
warn of traffic problems and estimated journey time before I leave for work
automatically open the garage door as I am about to get home in my car
air compressor at the gas station works with your car to inflate your tires to the correct pressure
recognise me and automatically unlock/open the door for me when I arrive back home
for items that have to be signed for, rearrange the time for home delivery based upon my plans, or if I prefer, redirect the delivery to the collection point most convenient to me