# Time Comments
Each card has an Assista button that can be used to add or remove time.
You can also add or remove time by adding a comment starting with
!assista...
Here are some examples of valid time comments:
!assista add 20 minutes
- adds 20 minutes to self!assista remove 20 minutes
- removes 20 minutes to self!assista add 1.5 hours
- adds 1h:30m to self!assista add 20 minutes to @bobby
- adds 20 minutes to a user named @bobby!assista remove 15 minutes on 2022-06-29
- remove 15 minutes on a specific day