In the case of cost per mille/click, the publisher is not concerned about whether a visitor is a member of the audience that the advertiser tries to attract and is able to convert, because at this point the publisher has already earned his commission. This leaves the greater, and, in case of cost per mille, the full risk and loss (if the visitor cannot be converted) to the advertiser.
#2. Site Build It - Site Build It is my second choice for learning how to create an online business. The training is very good and you get one website with hosting included. There is no free option, which is one of the reasons that it is not my first choice. I started here back in 2007 and the education that I received was very valuable and helped me to achieve a great level of success.