First make sure she has gone out 2 times in between food and watered well.....Give her a chance to succeed by making sure her living situation is (NOT CLUTTERED). So a clean tidy home i find is best. Now play some low music,Country,Christian or classical also give her nice meaty Knuckle bone from the butcher block to keep her busy while your gone dont give your dog a dozen different toys keep her world as simple as possible. When you leave just leave dont make it tangible in any way when you return give it 10 mins before you lovingly engage your grey..She will soon understand you will return..Best advice for help with anxieties across the board in Greys. Also lift up blinds greys can and will destroy them while trying to look out.