Stick to the basic round-trip Metrocard unless you have a daily commute to Harrisburg.

FORBES: It's Time for a Transcontinental Subway

Within five years he had set up a mail-order firm and was sending goods out with the daily milk round.

BBC: News Online

We're going to see how it performs on my daily commute, try to assess how much it costs to run and take it for a trip round Northern Ireland to see whether we can visit each of the six counties in a single day on battery power alone.

BBC: Northern Ireland