I'm not saying "abusing" because I don't think she's doing anything where I can officially step in.

My sister and her (common law) husband recently broke up. Both her and her husband text and call me periodically and tell me all their business. My sister has been yelling at the kids (10 and 8) until they cry and they haven't been wanting to go back home with her. She's been hitting herself in front of the 10 year old. My sister has an older girl who left home to live with her dad because…

My sister is mistreating her kids