Warehouses full of server racks, both hard drives for data and chips for processing data.  Lots of power needed and heat created.

Store your digital footprint.  Predict and target advertising to you.  Record your voice, convert it to text, make it searchable, bring up chapstick when you are talking about dry air.  Ultimately, predict what price you will pay for something and price it accordingly to maximize value.  

See if you can automate certain business processes and replace people with machines.