While these models have diminished in mature e-commerce and online advertising markets they are still prevalent in some more nascent industries. China is one example where Affiliate Marketing does not overtly resemble the same model in the West. With many affiliates being paid a flat "Cost Per Day" with some networks offering Cost Per Click or CPM.
Often, what happens is that we run into unscrupulous Internet Marketers (IMs) who have less-than altruistic intentions of extracting money from you rather than helping you to make it. However, this isn't something new. People have been falling for networking marketing, pyramid schemes, and affiliate marketing scams since before the start of the net.
3) Established members who have not yet achieved the success they want but have not yet woken up to the possibility that they are wasting their time, and they treat it like a paid version of Facebook, forever posting personal and motivational updates to fill their day so they can lie to themselves that they are actually doing something productive with their time.