Do You Master the art of Writing a Bad Review?

We have already broached the topic of How to take a bad review, and it seemed a good idea to also have a look at the art of writing a “bad review”.
After all, not all books we come across deserve five stars, and we might want to save our fellow readers the time the might otherwise invest in a book we find unworthy.

However, there are good and bad ways to write a bad review, these are very well described in the article below by Kathie Spitz.