Pinball skills transfer from game to game and are useful wherever and whenever you flip. Learning game rules will help you master that particular machine.
Some useful animations to learn the terms for flipper skills - https://www.deadflip.com/tutorials#content
Videos with good explanations of pinball skills -
Abe Flips: https://www.youtube.com/playlist?list=PL31W94V2HVSW7ksDyZ_183rUBxiSQon75
Tim Sexton: https://www.youtube.com/playlist?list=PLSkySsxLbxXKso627jQWTw_d8-zV_d-cn
The Addams Family (Bally, 1992)
Cactus Canyon (Remake Special) (Chicago Gaming, 2021)
Gilligan's Island (Bally, 1991)