The tuxedo pick set is a small and easily concealed pouch of lock picks and tensioners.
Lock pick instruction is available through a number of different resources. One of the best resources is the YouTube channel of the Lock Picking Lawyer, listed below.
https://www.youtube.com/@lockpickinglawyer
Gaining lock picking acumen can be augmented by purchasing locks and solving challenges like the lock picking belt ranking system.
https://github.com/Lockpickers-United/Belt-Ranking-System/blob/master/karatebelts.md