If there is one commonality between customers of all kinds of food serving establishments, it's that there are always going to be a minority who want to personalize things. A lot of people are particular with the things that they consume, and they don't hesitate to let the world know about it.
For those who have to comply with special requests, this can sometimes be a drag. However, if we look at it from another angle, it's also a fantastic opportunity to go wild with the possibilities of what somebody wants. With delicious compliance, food makers and servers of all stripes don't hold back in fulfilling a customer's desires in a way that can't be complained about. See the examples below for instances where they were clearly having a lot of fun. For some reason, there are numerous swimming pools of ranch involved here (not that anybody has a problem with that).