That's great to hear that you're planning to avail the PLDT HOME 5G WIFI at SM! It's always a good idea to inquire in person to get all the information you need and to ensure a smooth process. Make sure to inquire about the available plans, pricing, installation process, and any promotions or discounts they may have. If you have any specific requirements or questions, don't hesitate to ask the staff at the SM mall. Good luck with your subscription!