Today, YouTube is the second largest search engine in the world behind Google. Whenever someone wants to learn something visually, they head there. You've likely done it yourself countless times. So just ask yourself what you could teach in your business that would help consumers solve some pain point? What got you into business in the first place?
If you have lots of connections on LinkedIn and you're not really posting on there, start immediately. You can reach a large audience, especially when your posts go viral. This is a great place to convey the entrepreneurial journey. Talk about your challenges and tell stories. The more effective your stories, the larger your potential reach when you go viral.
Professional cameras, like DSLRs, give you fine control over the manual settings of shooting video and allow you to achieve the shallow depth of field (background out of focus) that people rave about. While they're primarily used for photography, DSLRs are incredibly small, work great in low light situations, and pair with a wide range of lenses — making them perfect for video. However, DSLRs do require some training (and additional purchases) of lenses.