Think of your best friend in the world. Did you meet them yesterday? No. Have you only chatted with them for a few minutes? No. If you didn’t even know they were married, could you call yourselves friends? No. True friendships require a little bit more.
Professional connections are the same way.
Networking is work. It's about developing relationships, and relationships require effort. In fact, the stronger a connection you want to make, the greater an effort you are going to have to expend. So, what do we need to know to make this more successful?