note about showNotes in PDF exports #1800

README.md

@@ -850,13 +850,14 @@ Here's an example of an exported presentation that's been uploaded to SlideShare
 
 Export dimensions are inferred from the configured [presentation size](#presentation-size). Slides that are too tall to fit within a single page will expand onto multiple pages. You can limit how many pages a slide may expand onto using the `pdfMaxPagesPerSlide` config option, for example `Reveal.configure({ pdfMaxPagesPerSlide: 1 })` ensures that no slide ever grows to more than one printed page.
 
-1. Open your presentation with `print-pdf` included in the query string i.e. http://localhost:8000/?print-pdf#/. This triggers the default index HTML to load the PDF print stylesheet ([css/print/pdf.css](https://github.com/hakimel/reveal.js/blob/master/css/print/pdf.css)). You can test this with [lab.hakim.se/reveal-js?print-pdf](http://lab.hakim.se/reveal-js?print-pdf).
-2. Open the in-browser print dialog (CTRL/CMD+P).
-3. Change the **Destination** setting to **Save as PDF**.
-4. Change the **Layout** to **Landscape**.
-5. Change the **Margins** to **None**.
-6. Enable the **Background graphics** option.
-7. Click **Save**.
+1. Open your presentation with `print-pdf` included in the query string i.e. http://localhost:8000/?print-pdf. This triggers the default index HTML to load the PDF print stylesheet ([css/print/pdf.css](https://github.com/hakimel/reveal.js/blob/master/css/print/pdf.css)). You can test this with [lab.hakim.se/reveal-js?print-pdf](http://lab.hakim.se/reveal-js?print-pdf).
+  * If you want to include [speaker notes](#speaker-notes) in your export, you can append `showNotes=true` to the query string: http://localhost:8000/?print-pdf&showNotes=true
+1. Open the in-browser print dialog (CTRL/CMD+P).
+1. Change the **Destination** setting to **Save as PDF**.
+1. Change the **Layout** to **Landscape**.
+1. Change the **Margins** to **None**.
+1. Enable the **Background graphics** option.
+1. Click **Save**.
 
 ![Chrome Print Settings](https://s3.amazonaws.com/hakim-static/reveal-js/pdf-print-settings-2.png)