The use of tags is the only particular functionality for each user, aimed at establishing particular rules for the use of tag colors.

For example, to organize yourself with those topics you want to discuss in a specific meeting the Red, the topics you need to analyze are colored yellow, and so on.

The tag is located on the last column in the list topic view, and at the bottom of the letter topic view.

Create your own rules for to plan and organize tasks and subjects in the way that is most convenient for you!