I tend to introversion, and networking in a room filled with people wears me out faster than just about anything else. So, given that my social energy is limited, here's what I do: * Have a concrete goal for each event, things like: small talk with 5 random people, elevator pitch to Jane, get contact details to follow up with Jim and Mo, etc. * Step out of unproductive/negative chats asap - "excuse me, I need to make…
Your point of exiting negative chats is a very good one. The instinct (for me, anyway) is to double down and try to fight it out, which is a waste of time for everyone involved.
It's better to enter a conversation with a degree of hesitation and then walk away if nothing pans out. It may not feel like it but they appreciate that. It can also form a bond if I like them as they might feel as though they won me over.