The importance of protecting a lone worker who is working alone and can’t be seen or heard by another person has become a priority for many employers. The protection of the lone worker has been mandated by law in many countries. Working alone includes all employees who may go for a period of time where they do not have direct contact with a co-worker, Such as gas station attendants, convenience store clerks, food outlet employees, taxi drivers, home care employees, social service workers, security guards or custodians.