There are people that are willing to go to great lengths in order to avoid paying, such as this Karen, who took advantage of an employee at a nail salon. He was just doing his job when she made an executive decision to make his life unnecessarily harder. She ignored his instructions and purposefully kept moving her hand out of the UV/LED light, so her fingernails wouldn't dry. He gently put her hand back in a couple of times, as it is his job to do so, and she lost it. She called the cops, beca…