No person, for any consideration, shall:
(1) Offer, propose, threaten or attempt to sell, hinder or delay any part of an initiative, referendum or recall petition.
(2) Offer, propose or threaten to desist from beginning, promoting, circulating, or soliciting signatures to, any initiative, referendum or recall petition.
(3) Offer, propose, attempt or threaten in any manner to use an initiative, referendum or recall petition or any power of promotion or opposition concerning such petition for extortion, blackmail or private intimidation of any person.