Which type of picture will sell better? Popular or unique?
For popular pictures, can be found more easily but may be others better than yours..?
For unique pictures, less chance to be found, there for not many sales..
This one is consider popular picture, you can find many similar picture as this but no sale so far..
This one I would say it is unique since no other pictures have the same concept as this, but whether sell well or not, never know?
and this one are both popular and unique, got the most sales!
Conclusion: If your picture are both popular and unique, must sell very well.
What is your opinion?