personal alert systems: these are emergency alert devices that can be worn by individuals who may require emergency medical or safety assistance. nineteen of the 300 people on board are killed. he appeared in four games for the royals that september, collecting one hit in five at-bats. the outside hitter is usually the most consistent hitter on the team and gets the most sets. movements such as jumping and there are some acrobatic movements. gathering business rules is also called rules harvesting or business rule mining. 