Question:
interested in using OpenX on a Joomla 1.15 site. I would like the
advertiser to be able to register online, upload their banner advertisement and pay using a credit card with Authorize.net integration.
Answer:
You can make custom registration where advertiser can signup and pay through paypal using OpenX API.
Or you can use below mod to make signup
http://www.adservermods.com/openxmods/Advanced-Advertiser-SignUp-With-All-Permissions/prod_1262.html
