Modality Is the One UX Concept That Most Designers Don't Fully Understand
Many - mostly young - designers create digital products based on their gut feeling. Although this may work in many cases, there are proven common standards that help you to logically construct well-founded UI solutions instead of relying on your gut feeling.
https://uxplanet.org/modality-the-one-ux-concept-you-need-to-understand-when-designing-intuitive-user-interfaces-e5e941c7acb1