Presidential campaigns are seeking to blast out millions of text messages in the days leading up to the election, but they are facing increasingly stringent rules from wireless carriers about those dispatches.
Text messages have become a more critical tool for political campaigns that have shrinking avenues to voters, and they get voters’ attention better than email and other forms of communication, campaigns and political groups say. Campaigns have cut back on door-to-door canvassing during the coronavirus pandemic, and social-media…
