Performing technical requirements of the study protocol and training others in regards to technical requirements of a protocol, i.e., lab work (phlebotomy and processing), blood pressure, electrocardiograms, Holtor monitoring, pulmonary function testing, allergy testing, urine/serum pregnancy testing, strep throat screening, maintaining hep-locks or any procedure necessary for the protocol as ordered by the investigator or specified by a protocol. Completes training on Clinical Trial Management System and maintains proper skills to update database, complete participant reimbursement, capture referral source of participants, and create calls lists to promote recruitment.