(Salem, OR)  --  Authorities are searching for a Dallas, Oregon couple accused in a check-fraud spree.  Marion County sheriff's deputies say Bobbi Ann Finley, also known as Bobbi Ann House, and her husband are accused of writing more than 13-thousand dollars in bad checks across the U.S. since March 11th.  Investigators say Bobbi House is called the "Military Mistress" because she's married 15 U.S. service members, including her current husband, Zackerie House.  Authorities say the couple has been traveling in a stolen 2005 Cadillac Escalade with Oregon license plate 535 BWP.