(1) Unless specifically required by law, a public entity may not make an expenditure from public funds for political purposes or to influence a ballot proposition. (2) Nothing in this chapter prohibits a public official from speaking, campaigning, contributing personal money, or otherwise exercising the public official's individual First Amendment rights for political purposes. (3) Nothing in this chapter prohibits a public entity from providing factual information about a ballot proposition to the public, so long as the information grants equal access to both the opponents and proponents of the ballot proposition. (4) Nothing in this chapter prohibits a public entity from the neutral encouragement of voters to vote. (5) Nothing in this chapter prohibits a public entity from preparing information analyzing the pros and cons of a ballot proposition when requested to do so by the public entity's governing body. (6) Nothing in this chapter prohibits an elected official from campaigning or advocating for or against a ballot proposition. (7) A violation of this section does not invalidate an otherwise valid election.