Oleoaintbutter_1
How did you find me??
MariamJones1
Got to say, I also pounded my head on school books hoping to solve the problems with “percussive maintenance”
...back in my day *speaks in shaky old lady voice*
Greenmantisshrimp1
"Percussive maintenance", I like the sound of that. Although I'd change it to percussive persuasion.