diff --git a/README.md b/README.md
index 9db6877b59526d1443e9280c6ba1d5b347cc2eea..a1b51a644f040a77d5a6b465d420bd676513d825 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,12 @@ We will use a custom magnet wire plotting tool for the Zund cutter to plot coils
 - laser cut shim layer (500um? 1mm?).
 - test heat+vacuum for membrane layers (sam)
 - verify magnet orientations with gaussmeter.
+- modify coil cutout to extend beyond frame for easy stretching (sam)
+
+optional
+- do a version with 1/16" magnets and 1/16" phenolic layer
+- 
+
 
 ## Simulation