This view can be visualized or described in words. To write this "paper" well, the designer should be clear about his position and value. If the positioning is execution, then your portfolio should have design cases and related descriptions to strengthen execution.
There is no reason for a work to travel all over the world unless you cover all kinds of products. Generally speaking, when interviewing for different positions, you need to make appropriate adjustments to your portfolio.
Through the details of the portfolio, including visual deduction and interactive thinking process, the screening officer will grade your work.