diff --git a/README.md b/README.md
index 39a4e92..73be484 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,8 @@ This API acts as a middelware for service portals and frontends (like SNOW), tha
 - documentation -> make it understandable, so that users will use it!
 - add capability to apply filters/conditions on the return
   - Alexeys
+    - 
+- performance based filtering
 
 - add capability for finding best clusters, volumes
 - get credentials from credential-mgmt-system
diff --git a/concept.drawio.png b/concept.drawio.png
new file mode 100644
index 0000000..34499c5
Binary files /dev/null and b/concept.drawio.png differ