get the fuck outtt

ihatehimihatehimihatehim i hate that man i hate the man my mother keeps bringing into the house. no matter how many times i tell her i dont like him and dont want him in my life she ignores it. dont get me wrong i love my mom so much but what the fuck. how do i tell her to stop going back to people who hurt us (he has been given 2 chances already) i mean if they want to stay friends or whatever thats fine but get the fuck out of my house. and he just randomly comes to spend the night. like hey dude thanks for the heads up? what. the fuckkkkk