"Campaign mailings" refers to written materials, such as letters or brochures, that are sent out during a political campaign to inform, persuade, or promote a candidate or their ideas to the voters. Full definition
The advantage of having more cash on hand for the home stretch of a low turnout race is the ability to spend heavily on campaign mail. (observer.com)
He also caused some controversy by relying heavily on former Assemblyman Ryan Karben for campaign advice and over $ 100,000 in campaign mailing services. (rocklandtimes.com)
«These Albany special interests leave voters in the dark when they pay for campaign mailings to prop up Tom O'Mara without disclosing the spending. (nystateofpolitics.com)