Men fall in love when someone shows empathy to them, take care of them and truly cares for them.

On the contrary,

Women fall in love when some one doesn’t care about them and doesn’t care about how they look.

This is the initial stage of love. After some time these methods are meaningless and true love only prevails.

https://hemantpandeyblog.com/2017/10/23/how-do-i-make-people-fall-in-love-with-me/