This is a very clever move, and probably more a public relations move than anything else.
We're in the middle of this intense competition, and these vendors are looking at all options to differentiate themselves to find a unique competitive advantage.
Although the online advertising industry has been growing at a phenomenal rate, almost $26 million of potential online ad space is going unsold every week.
It's well known that many pop-up ads are close to bargain basement prices now.
