A productivity tool does come handy. That's for sure. But which one to use? This is the question we'll answer today. Let's have a look at all 5 tools, their strong and weak sides, their purpose, their level of simplicity, their ease of use, their feature-richness, their GTD-friendliness, and their (assumed) target group of users.
The trick with online business is that it's not the most intuitive line of career out there. If you want to be successful, you have to understand the main pillars and take some action to put them in place.