Some excerpts from this very entertaining, educational and very creative Male Restroom Etiquette video:

For as long as they have existed, men's restrooms have prided themselves as being far superior to women's facilities due to their faster transaction processing time. Walk in, do your business, wash your hands, walk out.

There are some funny but useful tips on how to select the right urinal - Under no circumstances, two adjacent urinals should be used at the same time. Leave and come back later.