美国各地在选举日实行着繁杂不一的规则，包括选民投票时是否必须出示身份证件，甚至还包括带着政治标语牌或穿着政治T恤时能离投票站多近。以下是关于哪些行为被允许、哪些不被允许的概览。
There is a jumble of rules in place around the U.S. on Election Day, including whether voters have to present identification to cast a ballot, and even how closely you can approach a polling place with a political sign or T-shirt. Here’s a broad look at what is and isn’t allowed.