A change to the way iLeasePro caches data was released on 2022-05-21.
"Caching is the process of storing copies of files in a cache, or temporary storage location, so that they can be accessed more quickly. Technically, a cache is any temporary storage location for copies of files or data, but the term is often used in reference to Internet technologies." www.cloudflare.com
Prior to this release, some features (e.g. changing the relevant borrowing rate to update the amortization schedule) where experiencing a 30 second delay in updating. This delay has been removed and all changes will be reflected immediately.