To become a Pag-IBIG member as an OFW, you need to submit a completed Membership Registration Form (MRF), a valid ID, and proof of your overseas employment, such as a contract or certificate from your employer. It's also important to register with Pag-IBIG online or through their designated office abroad. Membership is crucial as it entitles you to benefits like savings and loans. For the latest information and detailed guidance, it's best to check the official Pag-IBIG Fund website or consult with their representatives.