News To Know: Are You A Polite Rider?

When you're on your daily commute, courtesy may be the furthest thing from your mind. Something about high stress and big crowds tends to make people forget some of the manners their parents hopefully taught them. In an effort to bring some of the civility back to public transportation, some cities' transit authorities are working to enforce existing rules such as priority seating for older and disabled riders.
In Washington D.C. for example, the Washington Metro Area Transit Authority (WMATA) has begun a campaign to inform people about the rules on the Metro subways trains. They've even got this animated YouTube video:

The goal is to increase awareness of the rules and help make transit systems a friendlier and more considerate place.
Are you good about giving up your seat to someone who needs it more? Do you find that other riders are generally considerate about giving up a seat when you need one?