Coweta CASA provides a court appointed special advocate to children in foster care in Coweta, Heard, and Meriwether counties. These advocates are a non-biased third party to the case and makes sure children’s needs are being met. We advocate for their best interests. Coweta CASA provides a court appointed special advocate to children in foster care in Coweta, Heard, and Meriwether counties. These advocates are a non-biased third party to the case and makes sure children’s needs are being met. We advocate for their best interests.