The Note symbol (sign 1010-15) is used to indicate that there is a traffic regulation that requires attention. This sign generally serves as a reminder to drivers about specific rules or regulations that may be in place, such as the requirement to stop for pedestrians or to adhere to specific speed limits in certain areas.

In essence, this sign informs drivers that there is additional information, often detailed on a supplementary plate beneath the sign. It's important to pay attention to this sign as it could pertain to upcoming regulations like no-parking zones, speed limits, or special traffic rules for a certain time of day.

Whenever you see the Note symbol, it's advisable to be particularly vigilant and ready to adjust your driving according to the specific regulations indicated below the sign.