Google/Gmail

Sort Gmail by Subject, Size, Labels and Sender
Sort Gmail by Subject, Size, Labels and Sender - https://www.gtricks.com/gmail/sort-gmail-subject-label-sender/

Search for email larger than 10M: size:10M

Keyboard Shortcuts
Turn on custom keyboard shortcuts
 * 1) On your computer, go to Gmail.
 * 2) At the top right, click Settings Settings and then Settings.
 * 3) Click Advanced.
 * 4) Next to “Custom keyboard shortcuts,” click Enable.
 * 5) At the bottom, click Save Changes.

Help: shift-? Help

Folder View: shift-i		Mark read shift-u		Mark unread

Email View: k		Move to next email j		Move to previous email

]		Archive and Move to next email p		Archive Move to previous email

r		Reply a		Reply All f		Forward