> In the United States it would be discrimination if, for example, the rules were selectively enforced against people of a certain protected class such as race

> In the United States it would be discrimination if, for example, the rules were selectively enforced against people of a certain protected class such as race or religion. To modernize an old sawhorse, those don't-lie-down-here spikes on flat surfaces make it impossible for millionaires and the homeless alike to sleep in many places. That's not so much of a problem for the millionaires.