>show him how much people he really pisses of, could be impressive for him
instead of physical presence there is a tactic, letter writing that is much easier for the average voter who doesn't live within driving distance of D.C. or Romney's office in Utah?
print up a bunch of post cards with ~~Romney~~ target's address on one side, and the specific complaint on the other.
people can then demonstrate their thought by picking up a card, purchasing a stamp, signing or not signing the card and mailing it.
when a few hundred thousand cards arrive with the different postmarks…