Wendy's announces $1 Double Stack deal offer   DUBLIN, Ohio, 2018-Mar-01 — /EPR Retail News/ — If you've got a dollar, Wendy's®   has a deal for you. Fresh beef fanatics can now snag a delicious Double Stack™, with more than a ¼ lb.1 of beef, for only $1 – a deal so good you may start seeing double. "Run, don't walk to Wendy's for a Double…