Rather than seeking counsel from HN, may I strongly recommend you find a practicing family and/or immigration lawyer if you really want to help?
I commend your action of putting money away, but based on your description, your cousin has been/ is being subjected to familial abuse. Reach inside yourself and find the courage to inform someone. Seek help from those qualified to give it, please.
I commend your action of putting money away, but based on your description, your cousin has been/ is being subjected to familial abuse. Reach inside yourself and find the courage to inform someone. Seek help from those qualified to give it, please.