If you have social media like Facebook, Twitter and Instagram you should be posting and advertising your blog in there. But first, you need to have interesting content. You need to have a unique topic that everyone would like. Find some topics that a lot of people are talking about. You can use a search engine or search the most talk about topics and make a blog out of it. Also, find techniques from other Vloggers. There are people in YouTube that shares how they started and it really helps. You should be watching a lot of videos to get the pitch. You need to follow those vloggers too and leave a quality comment on their videos so that they will see you and might visits your videos one day. Everyone starts from scratch. With passion you will get there.