People do business with people they know. So networking and leads development are two of the most critical marketing tools you can employ to gain customers and clients no matter the industry you're in.
Many people just aren't comfortable walking into a room full of strangers and trying to interact. And when you're not comfortable in that situation, it's obvious. It can actually be detrimental to your business if people perceive you as awkward because the expectation is that, as a business owner, you are confident and capable. Nobody wants to do business with someone who doesn't appear confident.
But hey I am people person. Let me get out there and extend your hand for you.