There are other candidates but they don't spend enough for people to know they exist. Vote for one of them. It doesn't matter which because they won't win but t

There are other candidates but they don't spend enough for people to know they exist. Vote for one of them. It doesn't matter which because they won't win but they don't have to. They just have to "steal" enough votes from one of the major party candidates to cause them to lose. Next time round, they'll have to adjust their policy to be against political donations in order to win back those activist voters.