A mailbox with letters inside and a bird standing atop.

Mailbox With Letters And Standing Bird

An envelope opening to show a piece of paper.

Open Envelope With Paper

An icon indicating 100 unread messages or emails.

A rectangular speech bubble with three lines of text.

A cloud message icon or illustration with a cloud, a curved line and text.

An open envelope with a pointing cursor and a letter with a notification icon on its top corner.

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.