If you’re an employer, particularly with a startup or small business, you may need your employees to travel, but the expenses associated with these trips can quickly come with of your biggest costs. According to a post on YoungUpstarts.com travel is usually a company’s third largest expense, behind only rent and salaries. It can be tough for employers because trying to cut costs on employees’ travel expenses can lead to some unhappy people, particularly if they’re used to maxing out their travel budget on every trip, but for most businesses, it’s essential that they keep these costs down. So what…