When you work at a job where you have to deal with customers often, you're bound to run into a few that test your patience, gross you out or are down right nuts. There's not much you can do but smile, nod, and continue to assist them. Well, we can sympathize. We're launching a new show soon here on CAREEREALISM based around the crazy stories that people have from their jobs. You can read more about this great new show at the bottom of this post! We created a list of some of the types of customers and situations you might run into when dealing with them.