By installing and running
geth, you can take part in the ethereum frontier live network and
- mine real ether
- transfer funds between addresses
- create contracts and send transactions
- explore block history
- and much much more
- JSON-RPC server:
gethcan be launched with a json-rpc server that exposes the JSON-RPC API
- Command line options documents command line parameters as well as subcommands.
Basic Use Case Documentation
Note buying and selling ether through exchanges is not discussed here.