You can create different Tags, which can be used to categories different tickets, so the process of creating a ticket gets quicker and easier.
How to create a Tag:
Click on Settings
Then you click on Tickets
At the end, you scroll down to Tags
Here you can see the various tags you have created. To create a Tag, click on +Tag and then you can name the Tag.
When you click on Edit, you can edit the name of the tag and add a specific color to that tag, so you can easily see the difference of the different tags you have created.
To delete a specific Tag, you simply press the yellow trashcan.
When you have created the tags you want, you press Save.
Here is an example of how such a Tag will look in the Workshop menu, is illustrated below, where I have created a Tag named Warranty and I chose the color blue.