Few things destroy families faster than a fight over money after someone dies. Unfortunately, inheritance theft is becoming more common as aging Americans hold trillions of dollars in homes, retirement accounts, and investments. In some cases, the theft comes from total strangers using forged documents and fake wills. In many others, the people accused are relatives, caregivers, or trusted friends who quietly manipulate vulnerable seniors before anyone notices. Here are seven reasons more thieves are getting away with it these days.