How might we measure the success criteria of a music promo video?

- Number of views
- Requests
- Sales of the song
- Buy videos on iTunes
- Charts
- Word of mouth
- Newspaper articles/TV reports
- How many times shown on television
- Amount of publicity
- Downloads
- There has been a massive switch in the importance of youtube from TV channels such as MTV
- Most viewing of music videos now appears to be online
- Awards ceremonies (VMA awards)