The manspreading menace is sweeping the nation, and threatens to cripple our already crumbling infrastructure, which is why officials in California are taking decisive action to eradicate it.

Men (or women) with problematically wide stances could face hefty fines after the San Francisco transit board approved a strict “one ticket, one seat” policy. Los Angeles transit officials will consider a similar measure in the coming months.

Offenders will be fined $100 for the first violation, $200 for a second offense within a 12-month period, and $500 for each repeat violation within five years. It is unclear how the new rule will be enforced.

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