The reason is because in instances such as 3 - vs - 3 fights, the execution would be a challenge. (animegamesonline.com)
The documentation also describes the actions that were taken in notable instances such as when you provide formal employee recognition or take disciplinary action. (thebalance.com)
Other times, debt can come all at once from instances such as hospital bills or other financial emergencies. (simplethriftyliving.com)