diff --git a/readme.md b/readme.md
index e7190a7..832eba4 100644
--- a/readme.md
+++ b/readme.md
@@ -19,7 +19,7 @@ to **Foliotek** for the **Croppie** image plugin
 
 Forks and pull requests welcome!
 
-The stylesheet and html are autogenerated; if you want to alter them please edit the pug template or less stylesheet, e.g. from the command line as follows:
+The stylesheet and html are auto-generated; if you want to alter them please edit the pug template or less stylesheet, then either run the included `build.sh` script or build from the command line as follows:
 
 `pug index.pug index.html`
 
@@ -45,6 +45,7 @@ if (src.match(/^(file|https)?:\/\/|^\/\//)) {
 * does not work on ipad (can't scroll to the right?)
     * possibly fixed; needs testing
 * create tiles slider breaks onto 2 lines in some browsers?
+* sometimes overwrites existing rooms?
 
 ## to do
 
@@ -81,4 +82,5 @@ if (src.match(/^(file|https)?:\/\/|^\/\//)) {
 * allow user to zoom out so the image is letterboxed/windowboxed/etc.
 * break up rendering into separate preview and output modes (would be good to have a throttled preview for brightness slider adjustments and then a debounced tile render)
 * add 'invert' function
-* allow for image colour hack
\ No newline at end of file
+* allow for image colour hack
+* set tile names to "room-name x y" or similar (thanks, Von Bednar)
\ No newline at end of file