1. Interesting and trendy topic.
2. Involvement of subscribers.
3. Catchy title of video.
4. Your knowledge of the topic being discussed.
5. Responding back to comments/subscribers.
6. Diversity in videos, talking and showing shoes on my feet has always been a plus for me.
7. Doing giveaways to involve subscribers.
8. Positivity and quality of the videos.
9. Use of a high quality camera, this has changed for the positive for me.
10. Support and reposts of the video by viewers which gets others to view the video.