Neighbor 1 is a kind retired lady. Her English is very very good. She likes crime. Before, I give her Agatha Christie. She listens all the Agatha Christie. She likes female detective ladies investigating
The "Cozy mystery" genre should have a lot of those.
https://audiobookbay.lu/audio-books/tag/cozy-mystery/Mostly female detectives, both old and young, so check.
Neighbor 2 is retired soldier. He likes space soldiers, humans fight aliens, humans win. He does not like magic. His values are a little old.
He listens all books in series:
He also listens some wild west, is not on ABB.
For space soldiers, try:
https://audiobookbay.lu/audio-books/tag/space-opera/and
https://audiobookbay.lu/?s=military+sci+fi&cat=undefined%2CundefinedSome specifics: Starship Troopers by Heinlein:
https://audiobookbay.lu/abss/ustarship-troopers-m4bx64-robert-a-heinlein/"The Expanse" series of 9 books is not all about space battles but there are a lot as the series progresses.
https://audiobookbay.lu/abss/expansed-01-95-james-sa-corey/The TV series is great too.
"Necrotek" is sometimes weird, has a lot of action, space fighters as well as giant robots.
https://audiobookbay.lu/abss/necrootek-book-1-jonathan-maberry/For Westerns, obviously we have the category:
https://audiobookbay.lu/audio-books/type/westerns/That can include romances as well as action.
To omit romance:
https://audiobookbay.lu/?s=the&cat=26010%2C-103&cat=26010%2C-103He's probably already read Louis L'Amour's books, if not:
https://audiobookbay.lu/?s=louis+l%27amour&tt=1GraphicAudio does a lot of Westerns, especially by William Johnstone.
https://www.graphicaudiointernational.net/our-productions/genres/western.htmlWe have most of them here I think.