Which type of network fits you like a glove ?

In earlier posts I already wrote about the various differences between networks, based on their average users. In this post I'm looking at the basic offering of various types of networks.In general I can see three types of networking going on at various meetings, events and online platforms. In these three types of networks I can spot significant differences in the offering to their members, trying to satisfy specific needs.
1. "Old school" Networking
These networks offer the essential basics...