2. Use the Internet: a cheap communication channel.
3. Introduction of acquaintances: expanding contacts. According to your network development plan, you can list the areas that need to develop network objects. Then, you can ask your current network supporters to help you find or introduce the network goals you want. Then, create opportunities and take action.
4. Participate in training: The platform for like-minded people is to go out and know that there are people outside the world.