"You know, brought to my attention today that we're the only country that does mail-in voting," Trump said at a roundtable on crime in Memphis. "Mail-in voting means mail-in cheating. I call it mail-in cheating, and we got to do something about it all."

"You’ll get the inside scoop DIRECT from me, President Trump," the email promised to supporters who quickly paid to become a "National Security Briefing Member"