With respect to its place among the various individual menu courses served together as one meal, it is better classified as a side dish rather than a salad per se, as it generally accompanies the main course.
General versions of potato salad include:
Different versions of potato salads are served at different temperatures. Southern-German potato salads are often served warm or even hot, while some are served at room temperature. In the U.S. and northern Germany potato salads are commonly served chilled.
Potato salad recipes can be found in many cookbooks, but potato salad connoisseurs and enthusiasts encourage experimentation.
Potato salad is often served with barbecue, roasts, hot dogs, fried chicken, hamburgers and cold sandwiches. It is generally considered casual fare, and as such is typically served at picnics, outdoor barbecues, and other casual meals and events. It is a popular menu choice of cooks preparing food for a large number of people, because it is easily made in large quantities, it can be prepared in advance and refrigerated until needed, and requires only inexpensive ingredients.
German potato salad, actually from southern Germany, is a popular variation which is generally served warm. It is typically more sour in taste and contains pork or bacon. Potato salad from northern Germany, however, is generally based on mayonnaise and quite similar to its US-counterpart.