diff --git a/gridfinity-rebuilt-bins.scad b/gridfinity-rebuilt-bins.scad
index c285d2d..3b36dba 100644
--- a/gridfinity-rebuilt-bins.scad
+++ b/gridfinity-rebuilt-bins.scad
@@ -6,6 +6,7 @@ include <gridfinity-rebuilt-utility.scad>
  the magnet holes can have an extra cut in them to make it easier to print without supports
  tabs will automatically be disabled when gridz is less than 3, as the tabs take up too much space
  base functions can be found in "gridfinity-rebuilt-utility.scad"
+ comments like ' //.5' after variables are intentional and used by the customizer
  examples at end of file
 
  BIN HEIGHT
@@ -25,15 +26,15 @@ https://github.com/kennetek/gridfinity-rebuilt-openscad
 
 /* [Setup Parameters] */
 $fa = 8;
-$fs = 0.25;
+$fs = 0.25; // .01
 
 /* [General Settings] */
 // number of bases along x-axis
-gridx = 3;
+gridx = 3; //.5
 // number of bases along y-axis
-gridy = 2;
+gridy = 2; //.5
 // bin height. See bin height information and "gridz_define" below.
-gridz = 6;
+gridz = 6; //.1
 
 /* [Linear Compartments] */
 // number of X Divisions (set to zero to have solid bin)
@@ -49,13 +50,13 @@ cdivy = 0;
 // orientation
 c_orientation = 2; // [0: x direction, 1: y direction, 2: z direction]
 // diameter of cylindrical cut outs
-cd = 10;
+cd = 10; // .1
 // cylinder height
-ch = 1;
+ch = 1;  //.1
 // spacing to lid
 c_depth = 1;
 // chamfer around the top rim of the holes
-c_chamfer = 0.5;
+c_chamfer = 0.5; // .1
 
 /* [Height] */
 // determine what the variable "gridz" applies to based on your use case