Exclamation Sign

A post it note with a hand-written smiling face on it.

Post It Note With Smiling Face

A curled sticky note with a check mark symbol.

A tall, narrow rectangular board with several notes pinned to it. 

A warning sign with exclamation mark in a rounded triangle.

A square post-it note paper with three straight lines on it.

A triangle with an exclamation point and two other plain triangles behind it.

A speech bubble with an exclamation mark.

A tilted blocky exclamation sign inside a square speech bubble with curved edges.

Single post-it note with a scribble on it.

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