Organizing a national boycott would be a reasonable comparison to running for office.
In a capitalist system, most people primarily influence the expenditure of their dollars. In a democratic system, most people have their vote. In general the average person exerts an average-person-sized influence over the world.
Participating in a national boycott is similar to voting in an election, but someone has to set it up in the first place.
Individual boycotts are like writing in a candidate for president