You have your own theory or idea or experience or style but Hesitated to express if people laugh at. It could be world winning theory or style , who knows! so express it for betterment.
How to make people wear facemask for Corona protection
People are reluctant to wear facemask. One trick you can apply. That is spray a bad smell perfume or some thing like that in your office or home. Within a minutes you will have your result. It works man, just have fun :)