DALLAS, 2015-11-10 — /EPR Retail News/ — Come rain or shine, U.S. military personnel and veterans can spiff up their vehicles with a free scrub on Nov. 11 at participating 7‑Eleven car-wash locations stores. The freebie is available from 12:01 a.m. until 11:59 p.m. on Wednesday, Nov. 11, when the country observes Veterans Day. Current and former…