The Internet Archive offers some titles like Losing Ground for free borrowing and streaming.
If you’re looking to dive into the series (also known as the Calleshire Chronicles ) by Catherine Aird, it’s best to avoid searching for "rar" files, as these often lead to unreliable or unsafe sites.
You can purchase the ebooks or audiobooks on Amazon Kindle , Kobo , and Audible. Series Highlights Losing Ground (Inspector Sloan series Book 22) - Amazon.com
You can borrow the ebooks for free using the Libby or OverDrive apps if your local library has them in its collection.
Instead, you can find the complete 28-book series through legitimate digital platforms: