Specifications include, but are not limited to: Conduct the MCO sample validation; or when the Contractor conducts the survey for HCA, verify clean, survey sample data. Follow Mixed Mode Methodology of survey administration, consisting of a minimum of: two (2) questionnaire mailings, two (2) reminder post cards, and up to six (6) phone attempts. 1.2.5.2.2.1.The Contractor may administer surveys using on-line survey capability if email contact information is available and known by survey vendor; and 1.2.5.2.2.2.Use enrollee incentives or similar approaches to increase survey response. Administer the survey in English with the option to complete the survey in Spanish. Complete administrative forms (e.g., survey introductory letter and post card reminders to enrollees). Submit weekly survey disposition reports to the HCA Contract Manager.