Placement fee for the agency is a one time payment fee. Philhealth and OWWA membership is an annual or yearly payment required for all OFWs. Overseas Employment Certificate (OEC) is required for those going back to the Philippines for leave or vacation. All these are paid by the employee unless there is an arrangement provided. It the employee is going to transfer to another sponsor, it is prudent to get the new contract stamped in the POLO for the employee's security.