diff --git a/README.md b/README.md
index 84effcf..bb01273 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,24 @@ The SCLA is one of those membership organizations that email you throughout the
 
 This project entails a somewhat advanced Go 'script' to login to UTSA, scrape every single email address, and then unsubscribe them from the SCLA mailing list.
 
+Multiple levels of caching are used to prevent unnecessary requests to the UTSA website.
+- Cache cookies, in order to re-use logins across sessions
+- Cache A-Z directory pages, as they take a very long time to generate
+- Cache individual entries, as there are thousands of them and should never change for our purposes
+- Mark emails as unsubscribed, so we don't have to re-unsubscribe them or iterate over them again afterwards
+
 ## Pipeline
 
 - Mass Letter Directories
 - Individual Directory Entries
-- Unsubscribe from SCLA
\ No newline at end of file
+- Unsubscribe from SCLA
+
+## Potential Improvements
+
+- Tooling for clearing or viewing the cache database
+- Tooling for clearing the unsubscribed database
+- Long Directory TTLs
+- Railway Deployments (Cron'd)
+    - Run once a day, check for expired databases
+
+For all this effort, I have no real idea that SCLA will stop emailing anyone.
\ No newline at end of file