README.md in gepub-0.6.2 vs README.md in gepub-0.6.3

@@ -7,18 +7,51 @@
 a generic EPUB parser/generator library.
 
 ## FEATURES/PROBLEMS:
 
 * GEPUB::Book provides functionality to create EPUB file, and parsing EPUB file
-* from version 0.6, GEPUB::Book will be able handle almost every metadata in EPUB2/EPUB3.
-  .. but is still beta version. Please inform me when you find bugs.
-* Will provide easy to generate EPUB class, like Nokogiri::XML::Generator.
+* Handle every metadata in EPUB2/EPUB3.
+* Soon, I will provide easy to generate EPUB class, like Nokogiri::XML::Generator.
 
 * See [issues](https://github.com/skoji/gepub/issues/) for known problems.
 
 ## SYNOPSIS:
 
-see examples directory.
+### Builder Example
+
+    require 'rubygem'
+    require 'gepub'
+    workdir = 'epub/example/'
+    builder = GEPUB::Builder.new {
+      unique_identifier 'http:/example.jp/bookid_in_url', 'BookID', 'URL'
+      language 'en'
+
+      title 'GEPUB Sample Book'
+      subtitle 'This book is just a sample'
+      alt 'ja' => 'これはあくまでサンプルです'
+
+      creator 'KOJIMA Satoshi'
+      alt 'ja' => '小嶋智'
+
+      contributors 'Denshobu', 'Asagaya Densho', 'Shonan Densho Teidan', 'eMagazine Torutaru'
+
+      date '2012-02-29T00:00:00Z'
+
+      resources(:workdir => workdir) {
+        cover_image 'img/image1.jpg' => 'image1.jpg'
+        ordered {
+          file 'text/chap1.xhtml'
+          heading 'Chapter 1'
+          file 'text/chap1-1.xhtml'
+          file 'text/chap2.html'
+          heading 'Chapter 2'
+        }
+      }
+    }
+    epubname = File.join(File.dirname(__FILE__), 'example_test_with_builder.epub')
+    builder.generate_epub(epubname)
+
+ [examples](https://github.com/skoji/gepub/tree/master/examples/) 
 
 ## INSTALL:
 
 * gem install gepub