[Jonty30]

How easily you can replace your spouse is also part of it. Some people, if they marry, will be a once in a lifetime for them. If they divorce, they will not marry again by no choice of their own.

Those people often get abused by their spouse, because they cant go anywhere.

[Varsity Flight]

Yes, establishing boundaries from the start before dating, and enforcing consequences before even asking her/him to date:

https://www.boundariesbooks.com/blogs/boundaries-blog/how-to-determine-the-right-consequences-when-setting-boundaries