What are wheel chocks used for?
To prevent unwanted and accidental movements of the aircraft
Why is there a need for pitot static probe cover?
To prevent debris or bugs from entering the pitot tube while the airplane is parked
Why is there a need for a cover for stall warning?
Stall warning systems are designed to activate on clean and contamination free surfaces, cover can prevent contamination on the ground
What is AFM?
Aircraft Flight Manual
What does AFM do?
document by aircraft manufacturer containing information on the operation of the aircraft