Check out these guys on YouTube. Lots of great tips and info. Think Media and Video Influencers .

Don't overwhelm yourself thinking you have to have the 'latest and greatest' gear. If you have an Iphone that's not more than 5 yrs old, it'll work for a start. I follow a few channels on YouTube where they only use an Iphone and the video quality is very good - excellent.

I've made a few random videos, and am looking into starting a channel.