Answer:
I have 24 keys but cannot open any locks. Sometimes loud sometimes soft
I invade your home once a year…but only if you’ve been good.
I can fall off a building and live but in water I will die.
My second is performed by my first. A thief by the marks of my whole might be caught. What am I?
I won’t break if you throw me off from the highest building but I will break if you place me in the ocean.
When someone uses this acronym, you know you've got to pick up the pace