Employee badges for permatemps might be a different color, and permatemps may be recognized in the corporate e-mail system by dashes or other identifiers appended to their login ID. By declaring positions filled by permatemps to be low-skilled and making it easier for regular employees to identify their co-workers who are permatemps, companies create a sense of elitism in their regular employees. Permatemps, as a group, might be known by epithets such as "dash trash" (referring to an identifier and a dash prepended to an email user account) and Microsoft employees were referred to as "Blue Badges". Frequently permatemps are highly skilled, excellent workers, particularly in the IT field, but are still not allowed to participate in company events or receive bonuses for work well done. If they earn over the United States Department of Labor minimum for overtime exemption, they may be asked to put in similar overtime hours to benefitted, salaried employees without overtime compensation. Depending on the staffing firm and corporation policies, permatemps may discover themselves in one of several positions, all of which require the same level of work from them as from their coworkers: