I know this can be an off topic but it’s important to read some real reviews first from real customers when trying to buy something online like self-help books and guides. So you won’t end up being scammed by someone living on the other side of the world.
And if you’re an author, getting for real reviews from real customers online can be quite hard. But if you wrote a product that gives real value to people, then all of that will just come naturally.
Below is a Customer review infograhic detailing about customer reviews and some important aspects of it…