DEAR ABBY: I recently asked a friend to cat-sit while I was out of town for a few days. We agreed she would stop by daily to feed my kitty, refresh her water and spend a little time with her. When I returned, I noticed several signs that she hadn’t been coming by every day -- food bowls untouched, litter box fuller than it should’ve been, and a very lonely (and vocal) cat. ...read more read less