Starting an online selling business in the Philippines involves a few key steps. First, you need to decide what products you want to sell and then source your inventory. Next, set up an online platform, which could be a social media page, a marketplace like Lazada or Shopee, or your own website. After that, ensure you understand the legal requirements, such as registering your business and obtaining necessary permits. It's also helpful to research effective marketing strategies to reach your target audience. For more guidance, you might consider consulting with a business advisor or checking official resources from the Department of Trade and Industry.