In the United States, Libraries usually participate in a program called ILL (Inter-Library Loan). You can request the book be sent to your nearest branch and they’ll find a library that has it in stock. Just look up “[Your library name] interlibrary loan” in your preferred search engine
The issue I have with Hoopla is that you can’t read on an ereader as far as I can tell. You need to read books through their app on your phone. I much prefer e-ink so I avoid Hoopla if I can
Depends on your e-reader! If you have a Kindle, Kobo, or Nook, yes, that’s true. However:
Boox has e-readers that run Android and you can install Hoopla. The Palma 2 is phone sized which is great. The Page, Leaf2, and Go 7 are all in the 7” form factor, plus they have 6” versions. And they have tablet sizes, too. They have both traditional black&white and color e-ink displays.
I have the Boox Air 3C and the original Palma and both are great. I’ll likely get a Boox as my next standard sized e-reader, too (whenever I replace my Kindle Oasis). Though unless the technology drastically improves before then, it’ll be one with a black and white screen. (The color is nice in the tablet sizes, though, especially for comics from Hoopla.)
Some other options that I’m less familiar with include: