Question1: What is the difference between "rotating banner" and "One banner"?
Answer1: several users are allowed to advertise on the same ad spot if it is a rotating banner. One banner ad spots are reserved for just one advertiser.
Question2: What is the difference between "Global banner" and "Category banner"?
Answer2: Global banners are shown in all categories while Category banners are shown in one specific category.
Question3: What does Add-On Spot yes/no mean?
Answer3: If "Yes" this means you get an extra banner spot for free!