Providing a varying number of POSITIONAL arguments to the function. Eg. def FunctionName(arg2, arg3, arg4, arg1): When calling the function, we do this: FunctionName(arg2,arg3,arg4,1,2,5,6,7,8,"pp") The arg1 specifies that ANY numbers of arguments can be specified. However, the arguments at the front needs to be in a fixed order. The function will receive a tuple for arg1, specifying the arguments provided. Loop through using For a in arg1: