As your posts start to pop up in people's news feeds and more people follow your business, you'll start to make more of a mark in the industry. By keeping yourself in the streams and minds of the industry, you will increase the likeliness of your logo coming to mind when new staff or a new job are required. The longer you keep this up, the greater the effect and the larger your rewards.
Social media is all about engagement. By posting and sharing content that people in your industry can relate to then you can start a conversation. Now you're talking with people, you have built a relationship. In this day and age of computer chips in everything, it's nice to have a human touch. I'm sure your followers will agree.