Edited April 1, 2021
at 11:32 AM
For Audible Members, Audible.com has a sale going on popular series starting at $5 for first book in series, second book $6, third book $7.
"Looking to dive into a new series or continue your favorite series? Collect full duologies, trilogies, and more to keep you listening for less. Stock up your library with hundreds of series titles—from $5 each."
Sale ends in about 5 days. Check your wish lists
Credit goes to MandiDK on reddit
Some notable ones
Outlander Series - https://www.audible.com/series/Outlander-Audiobooks/B005NAUCG4?ref=a_pd_Outlan_c1_series_1&pf_rd_p=8a2752a8-601f-4465-b227-7e95d7917c27&pf_rd_r=HAMNC0HVBPDJN8YM22BX [audible.com]
Kingkiller Chronicles - https://www.audible.com/series/Ki...4W506E557C
Hell Divers - https://www.audible.com/series/Th...WJ08ACM00V
Dresden Files - https://www.audible.com/series/Th...4W506E557C
Hobbit/LotR - https://www.audible.com/series/Th...H7VFMFKC9J
Reckoners Series - https://www.audible.com/series/Re...4W506E557C
Royal Spyness - https://www.audible.com/series/Ro...E81DTWFVJW
Broken Earth - https://www.audible.com/series/Th...8DK9N4PN2R