It's not right to hit a partner.
James and his girlfriend have been fighting about money a lot recently, and James just found out she spent $150 eating at restaurants this week.
James wants to convince his girlfriend to spend less money.
James asks his girlfriend to create a separate bank account, so they can each manage their own spending money.
James punches his girlfriend and says he'll beat her every time she goes to a restaurant.
James and his girlfriend fight much less once they disentangle their finances.
James' girlfriend presses assault charges, and he is rapidly imprisoned.