diff --git a/README.txt b/README.txt
index e7c6420..70efd81 100644
--- a/README.txt
+++ b/README.txt
@@ -67,14 +67,53 @@ cp -r ../contrib/extraction/lib solr/collection1/lib
 cp ../dist/solr-cell-4.10.4.jar solr/collection1/lib/
 
 EXTRACTION CONFIGURATION (Pdftotext)
--------------------------------
+------------------------------------
 Pdftotext is a command line utility tool included by default on many linux
 distributions. See the wikipedia page for more info:
 https://en.wikipedia.org/wiki/Pdftotext
 
 EXTRACTION CONFIGURATION (python Pdf2txt)
--------------------------------
+-----------------------------------------
 On Debian 8
 
 Install Pdf2txt (tested with package version 20110515+dfsg-1 and python 2.7.9)
 > sudo apt-get install python-pdfminer
+
+SIMPLE USAGE EXAMPLE
+--------------------
+0) This is tested with :
+   drupal 8.1.x
+   search_api 8.x-1.x
+   search_api_attachments 8.x-1.x
+1) Install drupal, search_api search_api_db and search_api_attachments.
+2) Go to admin/structure/types/manage/article/fields/add-field and add a
+   file field 'My pdfs' (field_my_pdfs).
+3) Go to node/add/article and add a node with a pdf.
+4) Go to admin/config/search/search_api_attachments and configure the
+   Tika extractor.
+5) Go to admin/config/search/search-api/add-server and add server 'My server'
+   (my_server) with the default Database Backend.
+6) Go to admin/config/search/search-api/add-index and add a new index 'My index'
+   (my_index) with 'Content' as Data source and 'My server' as Server.
+7) Go to admin/config/search/search-api/index/my_index/processors and enable
+   the File attachments processor.
+8) Go to admin/config/search/search-api/index/my_index/fields/add and:
+   - in the General section, add the "Search api attachments: My pdfs" field.
+   - in the Content section, add the "Title".
+   - in the Content section, add the "Body".
+9) Go to /admin/config/search/search-api/index/my_index/fields to configure
+   "Search api attachments: My pdfs" and "Title" to Fulltext.
+10) Go to admin/structure/views/add and add a Page view:
+    - View name: SAA
+    - View settings:Show: Index My index
+    - Page settings: Check Create a page with title and path 'saa' that
+      displays "Rendered entity" format.
+    ("Search results" format seems not working for now)
+11) Add a filter to the view: the 'Fulltext search' with
+    - Operator : Contains any of these words
+    - Check the Expose checkbox
+12) Go to admin/structure/views/view/saa and in the "Exposed Form" section, hit
+    the Basic link and choose 'Input required' so that the view doesn't display
+    any default results.
+13) Go to admin/config/search/search-api/index/my_index and Index items
+14) Go to /saa and search for any term in the title, body or in the pdf file :)