Here's the core of the problem. Too many businesses (online and offline) tend to focus only on getting new customers and forget about taking care of the existing ones. For instance, have you ever seen a TV ad of a mobile network in which they're announcing that everyone who signs up for their services will receive a new iPhone for $10 (or something similar)?
Not every day is mighty productive ... I'm sure you can relate to this. Sometimes you just don't feel like doing anything valuable even though you know you should. Being able to come to work with the same amount of productivity in you every day is next to impossible...
Procrastination has quite a bad publicity online these days. People start to understand how dangerous it is and how bad it can get over time if you don't do anything about it.
Haters gonna hate - as the poet says. Should you try to fix it, and turn a hater into a believer? Should you respond? Should you even care?
This part of the series is going to be a little different. That's because online courses are not a separate, individual business model on their own.