These are common annotations. These are summaries of the source, focusing on the author's credibility and what the text is saying.

These annotations help you to understand a source more deeply. These are annotations that detail what questions and problems the author is dealing with.

For example, how is the author trying to solve the problem, OR how is the author understanding the issues?

These annotations allow you to understand how valuable a source is for your paper. They address...

any bias or lack of evidence, as well as the value of their thesis statement and goals.

how the source may and may not be helpful for your paper.

These annotations are when you combine any or all of the other three types to make full, complex, and detailed annotationss.