A dome-shaped car or door stopper on a short ground line, as seen on the ground of parkings.

Rounded Stopper With Ground Line

Longboard

A dome-shaped car or door stopper on a ground line, as seen on the ground of parkings.

A public transit train car with rectangular windows and side doors, seen in three-quarters view.

A flying envelope icon, representing sending a message.

The back of a billboard, with the supports visible.

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