I remember seeing a tutorial on making stock pictures. Doing exaggerated expressions is their number one advise.
The idea is that these pictures will be in a library of thousands, and it has to stand out, regular faces don't. It is not a YouTube thing. It happens even in traditional newspapers as they battle against each other in the newsstand.
The idea is that these pictures will be in a library of thousands, and it has to stand out, regular faces don't. It is not a YouTube thing. It happens even in traditional newspapers as they battle against each other in the newsstand.