It would be a shame if a car passing over the BLM sign “accidentally” released a bucket of red paint on it. Maybe an open bucket of paint could be rigged to the undercarriage of a car and released while the car is moving.
Kramer and his highway. ...
https://youtu.be/Hki37NCesLE
“Maybe an open bucket of paint could be rigged to the undercarriage of a car and released while the car is moving.”
Note: A simple single line could change BLM to BUM.