My best guess is that sample is still too small to show a statistical trend. I think that it will take at least a few months of PPM data to get a true reading of listenership. Even in a major market the statistical sample is very small.
You also have to take into account that it takes a while for John Q. Public to figure out that a change has occured. I am still waiting for a major promotion to be plastered on every Metrobus in town.
You also have to take into account that it takes a while for John Q. Public to figure out that a change has occured. I am still waiting for a major promotion to be plastered on every Metrobus in town.