PPC advertising continues to evolve, and formats available range from simple
text adverts through to Flash banners and even video adverts. PPC advertising
revolutionised the online advertising industry, and today, PPC advertising
generates 99% of Google’s revenue. Google reported revenues of $8.44 billion
for the quarter ended December 31, 2010, an increase of 26% compared to the
fourth quarter of 2009. PPC is big business!