If you want to remove any specific mail from your inbox, you can get your mails archived. Message once archived can be refereed later as it does not gets deleted, it just disappears from the inbox.
Generally those people who are overloaded with the mails, have less time and require to focus on important mails get their less important mails archived that can be accessed later, if required.
Steps to Get the Mails Archived in Gmail
Step 1: Login to your Gmail account (gmail.com).
Step 2: Check the message that needs to be archived.
Step 3: Click on “Archive” option at the top of the screen.
Step 4: Your selected conversation has been archived successfully.