5LINX?? may also use and disclose PII: (a) to investigate and help prevent potentially unlawful activity or activities that threaten the integrity of our service or network; (b) to investigate and prosecute actual or suspected fraud, misuse of 5LINX?? networks and services, and violations of 5LINX?? policies, procedures, and any other terms and conditions; (c) as required by courts or administrati