Also depends on who turns up. If a party can’t get its voters to come out - especially reluctant voters, that can make a big difference. If you are a Democrat

Also depends on who turns up. If a party can’t get its voters to come out - especially reluctant voters, that can make a big difference. If you are a Democrat but aren’t that keen on Biden and you think he’ll win your area anyway, you might lot bother with the half hour trip, and that might swing the election.