What would it take to get Americans to adopt the metric system? (Choose two) (Poll Closed) (poll 7182254)

What would it take to get Americans to adopt the metric system? (Choose two) (Poll Closed)

Mandated adoption by the government 24% (73 votes)
Move to metric-only units on American products 24% (71 votes)
More education on metric system advantages 14% (43 votes)
Built-in incentives (increase speed limits, tax incentives) 10% (30 votes)
Metric adoption endorsement by major American celebrities (Tom Hanks, Oprah Winfrey, etc.) 6% (17 votes)
Metric adoption endorsements by major American institutions (Smithsonian, New York Times, etc.) 5% (16 votes)
Adoption of the metric system at the state level 5% (14 votes)
Voluntary adoption of the metric system at the state level 4% (12 votes)
Government encouragement of voluntary metric adoption 3% (8 votes)
Pressure from other countries to adopt the metric system 2% (6 votes)
Other 3% 10 votes

Total Votes: 300

See this poll on: https://poll.fm/7182254/embed