diff --git a/use-cases/src/site/sphinx/lifecycle.rst b/use-cases/src/site/sphinx/lifecycle.rst
index 15b54b5..6f30bf8 100644
--- a/use-cases/src/site/sphinx/lifecycle.rst
+++ b/use-cases/src/site/sphinx/lifecycle.rst
@@ -37,6 +37,10 @@ The suite comes with a pre-built set of implemented lifecycles with their STEPS,
 .. figure:: _static/imgs/2phase_lc.png
    :alt: 2 - PHASES Lifecycle
 
+TBD : steps phases, involved events
+
+
+
 ====================
 3 - Phases Lifecycle
 ====================
@@ -44,6 +48,8 @@ The suite comes with a pre-built set of implemented lifecycles with their STEPS,
    :alt: 3 - PHASES Lifecycle
 
 
+TBD : steps phases, involved events
+
 *****************
 Operation on documents
 *****************
@@ -51,18 +57,21 @@ Operation on documents
 
 .. warning:: Read and write permissions on *projects* are defined in :doc:`ucd`
 
-Common operations
-*****************
 While **projects** lifecycle can vary depending on the configuration declared in its related :doc:`ucd`, following operations are common and available for every **project**.
-Checkout the `swagger`_ documentation.
+
+=================
+Basic operations
+=================
 
 - Create New : The starting operation of every *project*. It expects a JSON metadata document, which will constitute the :ref:`document` section of the **project**.
 - Edit : Allows for the replacement of :ref:`document`.
 - Delete : Deletes the specified **project**
 - List / get by Id : allows access to projects.
 
+========
 Querying
-=====
+========
+
 Querying allows for the filtered access of subsets of **projects**.
 The following options are allowed in query operations
 
@@ -73,9 +82,10 @@ The following options are allowed in query operations
 - paging : limit and offset
 - projection : projects fields selection to return in result
 
-
+====================================
 Registering / Unregistering FileSets
-==================================
+====================================
+
 :ref:`filesets` are sets of files representing a single entity, which need to be handled together (e.g. a dataset and its index, a file and its crc).
 
 Each :ref:`filesets` is (un)registered at a particular path of the :ref:`document` with requests with the following information :
@@ -100,9 +110,10 @@ Each :ref:`filesets` is (un)registered at a particular path of the :ref:`documen
 
 .. warning:: Paths are required to match a single field for fileset registration.
 
-
+===============
 Executing STEPS
 ===============
+
 In order to expose a common API while serving varying / customizable possible scenarios, the service expose only a single method for STEP execution.
 
 The method **perform STEP** allows for the execution of the configured STEPs by serving requests with the following information: