There is a limit on how much people can donate to campaigns, all of the recent hubub has been about corporations acting on their own without coordinate with a campaign.
How do the wealthy vote with their money? They are not buying votes, they are merely trying to influence other voters -- hence it's a free speech issue.
How do the wealthy vote with their money? They are not buying votes, they are merely trying to influence other voters -- hence it's a free speech issue.