diff --git a/README.md b/README.md
index 8b35858..2040280 100644
--- a/README.md
+++ b/README.md
@@ -9,19 +9,17 @@ Our website (the published version of the web site is here: https://syllabus.pir
 
 ![](static/images/preview_header_small.png)
 
-1. To **edit** the current page one should use the button/link **edit_this**. It brings you straight into the editing *Markdown file* "responsible" for that web page.
+a) To **edit** the current page one should use the button/link **edit_this**. It brings you straight into the editing *Markdown file* "responsible" for that web page.
 
-2. To **add** a new topic one should use the button/link **add_new_topic**. In the field *Name your file...* type the new topic's name (without spaces) ending with **.md**. Make sure that the first line of the *Markdown file* has only three dashes **---** followed in the second line with **title: "A Very Good Page Title"** (*mind the quotes*). The third line start with **has_sessions: ["first_session_name.md", "second_session_name.md"]** (*mind the brackets and quotes*). The sessions listed in that line will appear in a sidebar menu for that topic. In this case the forth line will be again three dashes **---** and an empty line just before the content of the page. None of those lines will appear at the web site. That's called **header**[^1] and it carries the metadata for that *Markdown file*. Here is the example of one of the topic's header:
+b) To **add** a new topic one should use the button/link **add_new_topic**. In the field *Name your file...* type the new topic's name (without spaces) ending with **.md**. Make sure that the first line of the *Markdown file* has only three dashes **---** followed in the second line with **title: "A Very Good Page Title"** (*mind the quotes*). The third line start with **has_sessions: ["first_session_name.md", "second_session_name.md"]** (*mind the brackets and quotes*). The sessions listed in that line will appear in a sidebar menu for that topic. In this case the forth line will be again three dashes **---** and an empty line just before the content of the page. None of those lines will appear at the web site. That's called **header**[^1] and it carries the metadata for that *Markdown file*. Here is the example of one of the topic's header:  
+![](static/images/topic_header.png)  
 
-![](static/images/topic_header.png)
+c) To **add** a new session one should use the button/link **add_new_session**. In the field *Name your file...* type the new session's name (without spaces) ending with **.md**. Make sure that the first line of the *Markdown file* has only three dashes **---** followed in the second line with **title: "A Very Good Page Title"** (*mind the quotes*). In this case the third line will be again three dashes **---** and an empty line just before the content of the page. None of those lines will appear at the web site. That's called **header**[^1] and it carries the metadata for that *Markdown file*. Here is the example of one of the session's header:  
+![](static/images/session_header.png)  
+
+d) After you are done with editing/adding the *Markdown files* and satisfied with the changes you should click on the button/link **publish** which would bring you straight into editing **PUBLISH.trigger.md** after which commit[^2] the web site will be published. The new changes will be visible to everyone visiting the web site.
 
 
-3.To **add** a new session one should use the button/link **add_new_session**. In the field *Name your file...* type the new session's name (without spaces) ending with **.md**. Make sure that the first line of the *Markdown file* has only three dashes **---** followed in the second line with **title: "A Very Good Page Title"** (*mind the quotes*). In this case the third line will be again three dashes **---** and an empty line just before the content of the page. None of those lines will appear at the web site. That's called **header**[^1] and it carries the metadata for that *Markdown file*. Here is the example of one of the session's header:
-
-![](static/images/session_header.png)
-
-
-4. After you are done with editing/adding the *Markdown files* and satisfied with the changes you should click on the button/link **publish** which would bring you straight into editing **PUBLISH.trigger.md** after which commit[^2] the web site will be published. The new changes will be visible to everyone visiting the web site.
 
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