> ## Documentation Index > Fetch the complete documentation index at: https://docs.rdrive.io/llms.txt > Use this file to discover all available pages before exploring further. # How does the comment function work? > On RDrive, there is a comment function for you to leave a comment to your co-workers. An email notification will send to an user if you @mention him in the comm ## **Getting tired of using online messaging app / email / telephone to communicate on the work progress of a process/form? ?** On RDrive, there is a comment function for you to leave a comment to your co-workers. An email notification will send to an user if you @mention him in the comment. You can make use of this function to achieve different purposes! There are plenty of possibilities! Explore it!  To add a comment to a form, here are the steps: Go to Finder and access to the process and form. How does the comment function work? How does the comment function work? How does the comment function work? How does the comment function work? A form is now opened in the form viewer, click ⋮ to select "Comment" How does the comment function work? How does the comment function work? Click "**+**" button to add a comment You can either 1️⃣ Simply leave a comment\ 2️⃣ Leave a comment and @mention user by clicking notify user icon How does the comment function work? If you go for 2️⃣ , once user(s) is picked , click "**OK**" How does the comment function work? When you finish entering your comment, click "**Comment**" to save How does the comment function work? How does the comment function work? You can edit and delete the un-sync comment. Once it is synced, the comment is unable to be edited and deleted. How does the comment function work? After it is synced, the user(s) you picked will receive an email / app notification! ⚠️ After completing your onsite work, don't forget to synchronize. This action ensures data backup and updates for your project team.